EZ80F91AZA50EG Zilog, EZ80F91AZA50EG Datasheet - Page 385

• Manufacturer Part Number: EZ80F91AZA50EG
• Description: IC ACCLAIM MCU 256KB 144LQFP
• Manufacturer: Zilog
• Series: eZ80® AcclaimPlus!™r

Specifications of EZ80F91AZA50EG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 50MHz
• Connectivity: Ethernet, I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 144-LQFP
• Processor Series: EZ80F91x
• Core: eZ80
• Data Bus Width: 8 bit
• Data Ram Size: 16 KB
• Interface Type: I2C, IrDA, SPI
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 4
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: eZ80F910300ZCOG
• Minimum Operating Temperature: - 40 C
• For Use With: 269-4712 - KIT DEV ENCORE 32 SERIES269-4671 - BOARD ZDOTS SBC Z80ACCLAIM PLUS269-4561 - KIT DEV FOR EZ80F91 W/C-COMPILER269-4560 - KIT DEV FOR EZ80F91 W/C-COMPILER
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 269-4563

UART Modem Control 177
UART Modem Control Register 191
UART Modem Status Interrupt 179
UART Modem Status Register 194
UART Receive Buffer Register 184
UART Receiver 177
UART Receiver Interrupts 178
UART Recommended Usage 179
UART Registers 183
UART Scratch Pad Register 195
UART Transmit Holding Register 183
UART Transmitter 176
UART Transmitter Interrupt 178
Universal Asynchronous Receiver/Transmitter 175
Usage, JTAG Boundary Scan 268
V
VBO 41, 42, 345
VBO pulse reject period 345
VBO Voltage Threshold 345
VCC 2, 42, 345
VCC ramp rate 345
VCO 270, 277
vco 277
VLAN tagged frame 313
Voltage Brown-Out 345
Voltage Brown-Out Reset 42
Voltage Controlled Oscillator 269
Voltage Controlled Oscillator, PLL 270
voltage signal, high 100
voltage, input 270
voltage, peak-to-peak 277
voltage, supply 2, 51, 213, 271, 343, 344
W
WAIT 1, 9, 75, 78, 81, 82
WAIT condition 112
WAIT Input Signal 69
WAIT pin, external 71
WAIT state 72, 78, 356, 357
Wait State Timing for Read Operations 356
Wait State Timing for Write Operations 357
PS027001-0707
WAIT states 58, 75, 78, 87, 243
Wait States 68
Watch-Dog Timer 1, 45, 115, 116, 242
Watch-Dog Timer Control Register 117
Watch-Dog Timer Operation 116
Watch-Dog Timer Registers 117
Watch-Dog Timer Reset Register 120
Watch-Dog Timer time-out 41, 45, 46
wcOl 211
WCOL—see Write Collision 206, 207
WDT 41, 45, 115, 116, 117
WDT clock source 115, 116, 118
WDT oscillator 117
WDT time-out 115, 117, 118, 120
WDT time-out period 116, 119
WP 25
WP pin 97, 107, 108, 109
WR 8, 65, 68, 71, 75, 78, 352, 355
Write Collision 207
write collision 206
write collision, SPI 211
X
XIN input pin 339
XOUT output pin 339
Z
Z80- 70
Z80 Bus Mode 71
ZCL 237, 240, 247
ZDA 237, 247, 262
ZDI 235, 236, 261
ZDI Address Match Registers 245
ZDI Block Read 242
ZDI Block Write 240
ZDI Break Control Register 246
ZDI Bus Control Register 253
ZDI Bus Status Register 259
ZDI Clock and Data Conventions 237
ZDI clock pin 237
ZDI data pin 237
ZDI debug control 261
Product Specification
eZ80F91 ASSP
377