EZ80F91AZ050EG Zilog, EZ80F91AZ050EG Datasheet - Page 382

• Manufacturer Part Number: EZ80F91AZ050EG
• Description: IC ACCLAIM MCU 256KB 144LQFP
• Manufacturer: Zilog
• Series: eZ80® Acclaim!®r

Specifications of EZ80F91AZ050EG

• 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, UART
• 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: 269-3867; EZ80F91AZ050EG

UART Modem Control Register 190
UART Modem Status Interrupt 179
UART Modem Status Register 193
UART Receive Buffer Register 184
UART Receiver 177
UART Receiver Interrupts 178
UART Recommended Usage 179
UART Registers 183
UART Scratch Pad Register 194
UART Transmit Holding Register 183
UART Transmitter 176
UART Transmitter Interrupt 178
Universal Asynchronous Receiver/Transmitter 175
Usage, JTAG Boundary Scan 264
V
VBO 41, 42, 340
VBO pulse reject period 341
VBO Voltage Threshold 341
VCC 2, 42, 341
VCC ramp rate 341
VCO 266, 273
vco 273
VLAN tagged frame 309
Voltage Brown-Out 340
Voltage Brown-Out Reset 42
Voltage Controlled Oscillator 265
Voltage Controlled Oscillator, PLL 266
voltage signal, high 100
voltage, input 266
voltage, peak-to-peak 273
voltage, supply 2, 50, 211, 267, 339, 340
W
WAIT 1, 9, 75, 78, 81, 82
WAIT condition 112
WAIT Input Signal 69
WAIT pin, external 71
WAIT state 72, 78, 352, 353
Wait State Timing for Read Operations 352
Wait State Timing for Write Operations 353
WAIT states 58, 75, 78, 87, 239
PS019215-0910
Wait States 68
Watchdog Timer 1, 45, 115, 116, 238
Watchdog Timer Control Register 117
Watchdog Timer Operation 116
Watchdog Timer Registers 117
Watchdog Timer Reset Register 119
Watchdog Timer time-out 41, 45, 46
wcOl 209
WCOL—see Write Collision 204, 205
WDT 41, 45, 115, 116, 117
WDT clock source 115, 116, 118
WDT oscillator 117
WDT time-out 115, 116, 117, 119
WDT time-out period 116, 118
WP 25
WP pin 97, 107, 108, 109
WR 8, 65, 68, 71, 75, 78, 348, 351
Write Collision 205
write collision 204
write collision, SPI 209
X
XIN input pin 335
XOUT output pin 335
Z
Z80- 70
Z80 Bus Mode 71
ZCL 233, 236, 243
ZDA 233, 243, 258
ZDI 231, 232, 257
ZDI Address Match Registers 241
ZDI Block Read 238
ZDI Block Write 236
ZDI Break Control Register 242
ZDI Bus Control Register 249
ZDI Bus Status Register 255
ZDI Clock and Data Conventions 233
ZDI clock pin 233
ZDI data pin 233
ZDI debug control 257
ZDI Master Control Register 245
Product Specification
Index
373