MAX3421EEHJ+ Maxim Integrated Products, MAX3421EEHJ+ Datasheet
MAX3421EEHJ+
Specifications of MAX3421EEHJ+
Related parts for MAX3421EEHJ+
MAX3421EEHJ+ Summary of contents
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... PDAs Custom USB Devices MP3 Players Cameras Instrumentation ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. USB Peripheral/Host Controller ♦ Microprocessor-Independent USB Solution ♦ Software Compatible with the MAX3420E USB Peripheral Controller with SPI Interface ♦ ...
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USB Peripheral/Host Controller with SPI Interface Features in Host Operation ♦ Eleven Registers (R21–R31) are Added to the MAX3420E Register Set to Control Host Operation ♦ Host Controller Operates at Full Speed or Low Speed ♦ FIFOS SNDFIFO: Send FIFO, ...
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REGULATOR SPI 3, 4 USB MAX3421E INT Figure 2. The MAX3421E Connected to a Large Chip 3.3V REGULATOR USB A MAX3421E Figure 3. Optical Isolation of USB Using the MAX3421E 5V ...
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USB Peripheral/Host Controller with SPI Interface V CC 1.5kΩ D+ ESD PROTECTION D- 15kΩ 15kΩ ESD VBCOMP PROTECTION MAX3421E GND 4 _______________________________________________________________________________________ RES INTERNAL POR RESET LOGIC FULL-SPEED/ LOW-SPEED USB TRANSCEIVER ENDPOINT BUFFERS SPI SLAVE ...
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INPUT/ PIN NAME OUTPUT General-Purpose Input. GPIN7–GPIN0 are connected GPIN7 Input GPIN7–GPIN0 logic levels are referenced to the voltage on V Level-Translator Voltage Input. Connect Input L supply. Bypass GND Input ...
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USB Peripheral/Host Controller with SPI Interface INPUT/ PIN NAME OUTPUT Input/ USB D+ Signal. Connect USB connector through a 33Ω ±1% series resistor Output switchable 1.5kΩ D+ pullup resistor and 15kΩ D+ pulldown resistor ...
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Register Description The SPI master controls the MAX3421E by reading and writing 26 registers in peripheral mode (see Table 1) or reading and writing 23 registers in host mode (see Table 2). Setting the HOST bit in the MODE (R27) ...
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USB Peripheral/Host Controller with SPI Interface Table 1. MAX3421E Register Map in Peripheral Mode (HOST = 0) (Notes 1a, 1b NAME EP0 EP1 O U ...
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Table 1. MAX3421E Register Map in Peripheral Mode (HOST = 0) (Notes 1a, 1b) (continued) Note 1b: In peripheral mode, the MAX3421E performs identically to the MAX3420E with the following enhancements: 1) R16 adds the PULSEWID0 and PULSEWID1 bits to ...
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USB Peripheral/Host Controller with SPI Interface Table 2. MAX3421E Register Map in Host Mode (HOST = 1) (Note 2) (continued) Note 2: The acc (access) column indicates how the SPI master can access the register read ...
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ABSOLUTE MAXIMUM RATINGS (All voltages referenced to GND, unless otherwise noted.) V ......................................................................... -0. .............................................................................-0.3V to +4V L VBCOMP .................................................................-0.3V to +6V D+, D-, XI, XO ............................................-0. SCLK, MOSI, MISO, SS, RES, GPOUT7–GPOUT0, GPIN7–GPIN0, ...
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USB Peripheral/Host Controller with SPI Interface ELECTRICAL CHARACTERISTICS (continued +3V to +3.6V +1.4V to +3.6V +2.5V +25°C.) (Note 3) A PARAMETER SYMBOL Differential-Receiver Common- Mode Voltage Single-Ended Receiver Input Low Voltage ...
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TIMING CHARACTERISTICS V = +3V to +3.6V +1.4V to +3.6V +2.5V +25°C.) (Note PARAMETER SYMBOL USB TRANSMITTER TIMING CHARACTERISTICS (FULL-SPEED MODE) D+, D- Rise Time D+, D- Fall Time ...
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USB Peripheral/Host Controller with SPI Interface t RISE Figure 8. Rise and Fall Times CSS 1 SCLK MOSI HIGH IMPEDANCE MISO Figure 10. SPI Bus Timing Diagram (Full-Duplex Mode, SPI Mode (0,0)) ...
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V = +3.3V +25°C Detailed Description The MAX3421E contains digital logic and analog cir- cuitry necessary to implement a full-speed USB periph- eral or a full-/low-speed host compliant to USB specification rev ...
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USB Peripheral/Host Controller with SPI Interface help sustain bandwidth by allowing data to move concur- rently over USB and the SPI interface. Power the USB transceiver and digital logic by apply- ing a positive 3.3V supply Bypass ...
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SECOND SINGLE CLEAR FIRST IRQ IRQ IRQ IRQ ACTIVE ACTIVE INTLEVEL = 1 POSINT = X INTLEVEL = 0 POSINT = 0 INTLEVEL = 0 POSINT = 1 (2) (1) (1) WIDTH DETERMINED BY TIME TAKEN TO CLEAR THE IRQ. ...
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USB Peripheral/Host Controller with SPI Interface GPOUT7–GPOUT0 The SPI master controls the GPOUT3–GPOUT0 states by writing to bit 3 through bit 0 of the IOPINS1 (R20) register. GPOUT7–GPOUT4 states are controlled by writing to bit 3 through bit 0 of ...
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SS MISO Q7 Q6 SCLK MODE 0,0 SCLK MODE 1,1 MOSI D7 D6 Figure 16. SPI Clocking Modes • INIRQ: When the SEPIRQ bit of the MODE (R27) register is set high, the BUSACT signal is removed from the INT ...
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USB Peripheral/Host Controller with SPI Interface occur on the positive edge of SCLK. The MAX3421E counts bits and divides them into bytes. If fewer than 8 bits are clocked into the MAX3421E when SS goes high, the MAX3421E discards the ...
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SS MISO SUSPIRQ URESIRQ SCLK MOSI REG4 REG3 Figure 17. SPI Port in Full-Duplex Mode (Peripheral Mode) SS HXFRDNIRQ MISO FRAMEIRQ SCLK MOSI REG4 REG3 *ACKSTAT BIT NOT USED Figure 18. SPI Port in Full-Duplex Mode (Host Mode) 1) The ...
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USB Peripheral/Host Controller with SPI Interface • USB packet PID detection and checking • CRC check and generation • Automatic retries in case of errors • USB packet generation • NRZI data encoding and decoding • Bit stuffing and unstuffing ...
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RESUME signal begins only after at least 5ms of the bus idle state. When the MAX3421E fin- ishes its RESUME signaling, it sets the RWUDNIRQ (remote wake-up done interrupt request) interrupt flag in the USBIRQ (R13) register. At ...
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USB Peripheral/Host Controller with SPI Interface REGULATOR MAX6349TL 4.7μF V BUS D+ USB "B" CONNECTOR D- GND Figure 19. MAX3421E in a Bus-Powered Peripheral Application C : 18pF (max) LOAD C : 7pF (max) O Drive level: 200µW Series resonance ...
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V BUS 33Ω D+ USB "B" 33Ω CONNECTOR D- GND 1.0μF CERAMIC Figure 20. MAX3421E in a Self-Powered Peripheral Application MAX3421E in a Self-Powered Application Figure 20 shows a self-powered peripheral design in which the µP has its own power ...
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USB Peripheral/Host Controller with SPI Interface OUT 4.7μF V BUS 33Ω D+ USB 33Ω "A" CONNECTOR D- GND Figure 21. MAX3421E in a Host Application inputs, and the GPX pin is configured to serve as a sec- ond MAX3421E interrupt ...
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1MΩ 1.5kΩ DISCHARGE CHARGE-CURRENT- RESISTANCE LIMIT RESISTOR HIGH STORAGE VOLTAGE 100pF CAPACITOR DC SOURCE Figure 22. Human Body ESD Test Models I 100 90% AMPERES 36.8% 10% 0 TIME 0 t ...
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USB Peripheral/Host Controller with SPI Interface (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to www.maxim-ic.com/packages.) 28 ______________________________________________________________________________________ Package Information ...
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For the latest package outline information go to www.maxim-ic.com/packages.) ______________________________________________________________________________________ USB Peripheral/Host Controller with SPI Interface Package Information (continued) 29 ...
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USB Peripheral/Host Controller with SPI Interface (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to www.maxim-ic.com/packages.) 30 ______________________________________________________________________________________ Package Information (continued) PACKAGE OUTLINE, 32L TQFP, 5x5x1.0mm 21-0110 ...
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For the latest package outline information go to www.maxim-ic.com/packages.) ______________________________________________________________________________________ USB Peripheral/Host Controller with SPI Interface Package Information (continued) PACKAGE OUTLINE, 32L TQFP, 5x5x1.0mm 2 21-0110 ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 32 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2007 Maxim Integrated Products DESCRIPTION is a registered trademark of Maxim Integrated Products ...