EZ80F91NA050SC Zilog, EZ80F91NA050SC Datasheet - Page 42

• Manufacturer Part Number: EZ80F91NA050SC
• Description: IC ACCLAIM MCU 256KB 144-BGA
• Manufacturer: Zilog
• Series: eZ80® Acclaim!®r

Specifications of EZ80F91NA050SC

• 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: 0°C ~ 70°C
• Package / Case: 144-LBGA
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 50 MHz
• Data Ram Size: 16 KB
• Number Of Programmable I/os: 32
• Number Of Timers: 16 Bit
• Operating Supply Voltage: 3 V to 3.6 V
• Mounting Style: SMD/SMT
• Height: 1.5 mm
• Length: 13 mm
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Width: 13 mm
• 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: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: No RoHS Version Available
• Other names: 269-3251

Table 3. Register Map (Continued)
PS019215-0910
Address
(hex)
0085
0086
0087
0088
0089
008A
008B
Watchdog Timer
0093
0094
General-Purpose Input/Output Ports
0096
0097
0098
0099
Mnemonic
PWM0F_H
TMR3_OC1_H
PWM1F_L
TMR3_OC2_L
PWM1F_H
TMR3_OC2_H
PWM2F_L
TMR3_OC3_L
PWM2F_H
TMR3_OC3_H
PWM3F_L
PWM3F_H
WDT_CTL
WDT_RR
PA_DR
PA_DDR
PA_ALT1
PA_ALT2
Name
PWM 0 Falling-Edge 
Register—High Byte
Timer 3 Output Compare 1 Value
Register—High Byte
PWM 1 Falling-Edge 
Register—Low Byte
Timer 3 Output Compare 2 Value
Register—Low Byte
PWM 1 Falling-Edge 
Register—High Byte
Timer 3 Output Compare 2 Value
Register—High Byte
PWM 2 Falling-Edge 
Register—Low Byte
Timer 3 Output Compare 3 Value
Register—Low Byte
PWM 2 Falling-Edge 
Register—High Byte
Timer 3 Output Compare 3 Value
Register—High Byte
PWM 3 Falling-Edge 
Register—Low Byte
PWM 3 Falling-Edge 
Register—High Byte
Watchdog Timer Control Register
Watchdog Timer Reset Register
Port A Data Register
Port A Data Direction Register
Port A Alternate Register 1
Port A Alternate Register 2
Reset
08/28
(hex)
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
FF
00
00
Product Specification
Access
CPU
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
eZ80F91 MCU
W
Register Map
Page
158
145
158
144
158
145
158
144
158
145
158
158
117
119
No
55
55
56
56
33