EZ80F91NA050EC Zilog, EZ80F91NA050EC Datasheet - Page 27

• Manufacturer Part Number: EZ80F91NA050EC
• Description: IC ACCLAIM MCU 256KB 144-BGA
• Manufacturer: Zilog
• Series: eZ80® Acclaim!®r

Specifications of EZ80F91NA050EC

• 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-LBGA
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 16 bit
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• 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: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: No
• Other names: 269-3250

PS019215-0910
Table 2. Pin Identification on the eZ80F91 Device (Continued)
LQFP
Pin No
103
104
105
BGA
Pin No Symbol
D11
E9
D10
PB3
SCK
PB4
IC2
PB5
IC3
Function
GPIO Port B
SPI Serial
Clock
GPIO Port B
Input Capture
GPIO Port B
Input Capture
Signal Direction Description
Bidirectional with
Schmitt-trigger
input
Bidirectional with
Schmitt-trigger
input
Bidirectional with
Schmitt-trigger
input
Schmitt-trigger
input
Bidirectional with
Schmitt-trigger
input
Schmitt-trigger
input
This pin is used for GPIO. It is
individually programmed as input or
output and is also used individually as
an interrupt input. Each Port B pin,
when programmed as output is
selected to be an open-drain or open-
source output.
SPI serial clock. This signal is
multiplexed with PB3.
This pin is used for GPIO. It is
individually programmed as input or
output and is also used individually as
an interrupt input. Each Port B pin,
when programmed as output is
selected to be an open-drain or open-
source output.
Input Capture A Signal to Timer 3.
This signal is multiplexed with PB4.
This pin is used for GPIO. It is
individually programmed as input or
output and is also used individually as
an interrupt input. Each Port B pin,
when programmed as output is
selected to be an open-drain or open-
source output.
Input Capture B Signal to Timer 3.
This signal is multiplexed with PB5.
Product Specification
Architectural Overview
18