EZ80F91NA050SC Zilog, EZ80F91NA050SC Datasheet - Page 309

• 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 182. CRC/PAD Features of EMAC Configuration Register
PS019215-0910
Bit 
Position
0
DCRCC
ADPADN
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
VLPADN
Table 182
ister 1.
Value
0
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
PADEN
Description
No proprietary header. Normal operation.
Four bytes of proprietary header, ignored by CRC, exists on
the front of IEEE 802.3 frames.
lists the results of different settings for bits [7:4] of EMAC Configuration Reg-
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
CRCEN Result
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
No pad or CRC appended.
CRC appended.
Pad to 60 bytes if necessary; append CRC (min. size = 64).
Pad to 60 bytes if necessary; append CRC (min. size = 64).
No pad or CRC appended.
CRC appended.
Pad to 64 bytes if necessary, append CRC (min. size = 68).
Pad to 64 bytes if necessary, append CRC (min. size = 68).
No pad or CRC appended.
CRC appended.
If VLAN not detected, pad to 60, add CRC.
If VLAN detected, pad to 64, add CRC.
If VLAN not detected, pad to 60, add CRC.
If VLAN detected, pad to 64, add CRC.
No pad or CRC appended.
CRC appended.
If VLAN not detected, pad to 60, add CRC.
If VLAN detected, pad to 64, add CRC.
If VLAN not detected, pad to 60, add CRC.
If VLAN detected, pad to 64, add CRC.
Ethernet Media Access Controller
Product Specification
300