EZ80F91AZA50EG Zilog, EZ80F91AZA50EG Datasheet - Page 378

• 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

interrupt request 54, 58, 108, 127
interrupt request signals 57
interrupt service routine 58, 59, 60
interrupt service routine, SPI 58
interrupt sources 152
interrupt vector 57, 58
interrupt vector address 59, 60
interrupt vector bus 58
interrupt vector locations 58
interrupt vector table 58
interrupt, higher-priority 62, 186
interrupt, highest-priority 57, 58
interrupts, edge-selectable 55
interrupts, level-sensitive 55
Introduction to On-Chip Instrumentation 261
Introduction, ZiLOG Debug Interface 235
IORQ 8, 9, 68, 71, 74, 75, 78
IORQ Assertion Delay 353, 355
IORQ Deassertion Delay 354, 355
IORQ Hold Time 355
IR_RXD 198, 200, 201
IR_TxD modulation signal 11, 198, 200
IrDA Encoder/Decoder 200
IrDA encoder/decoder 11
IrDA endec 47
IrDA Receive Data 11
IrDA specifications 198
IrDA standard 197
IrDA standard baud rates 197
IrDA transceiver 200
IrDA Transmit Data 11
IrDA—see Infrared Data Association 197
IRQ 58
irq_en 207, 210
ISR 58
IVECT 57, 58, 59, 60
J
Jitter, Infrared Encoder/Decoder 200
JTAG Boundary Scan 263
JTAG interface 261, 268
JTAG mode selection 262
JTAG Test Mode 10
PS027001-0707
L
least-significant byte 58
level-sensitive interrupt modes 52
level-sensitive interrupts 55, 200
Level-Triggered Interrupts 54
Line break detection 175
line status error 178
Line status interrupt 185
line status interrupt 177, 179, 180
Lock Detect 269
lock detect 271
lock detect sensitivity 273
Lock Detect, PLL 270
Loop Filter 269
loop filter 271, 277
Loop Filter, PLL 13, 270
loop mode 177
LOOP_FILT 263
Loopback Testing, Infrared Encoder/Decoder 200
low-byte vector 57
LSB 59, 60, 138, 232, 308, 315
Lsb 295
lsb 136, 138, 140, 141, 144, 157, 158, 218,
219, 220, 221, 222, 224, 314, 318, 322, 324,
325, 330, 332, 333
M
maskable interrupt 46, 57, 60, 62
Maskable Interrupts 57
Mass Erase 101
mass erase 107, 108, 112
MASS ERASE operation 102
Mass Erase operation 113
mass erase operation 101, 110
MASTER mode 205, 213, 228, 230, 231, 232,
233
Master mode 224, 229
master mode 224
Master Mode Start bit 227
Master Mode Stop bit 228
MASTER mode, SPI 206
Master Receive 213, 221
Master Transmit 218
Product Specification
eZ80F91 ASSP
370