EZ80F91NA050SG Zilog, EZ80F91NA050SG Datasheet - Page 319

• Manufacturer Part Number: EZ80F91NA050SG
• Description: IC ACCLAIM MCU 256KB 144-BGA
• Manufacturer: Zilog
• Series: eZ80® Acclaim!®r

Specifications of EZ80F91NA050SG

• 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
• Processor Series: EZ80F91x
• Core: eZ80
• Data Bus Width: 8 bit
• Data Ram Size: 16 KB
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 32
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: eZ80F910300ZCOG
• Minimum Operating Temperature: 0 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: 269-3870; EZ80F91NA050SG

Table 194. EMAC Maximum Frame Length Register—Low Byte
Table 195. EMAC Maximum Frame Length Register—High Byte
PS019215-0910
Bit
Reset
CPU Access
Note: R/W = Read/Write.
Bit
Position
[7:0]
EMAC_MAXF_L
Bit
Reset
CPU Access
Note: R/W = Read/Write.
Bit
Position
[7:0]
EMAC_MAXF_H
VLAN Packet—
14 (Ethernet header) + 1500 MAC client data) + 4 (CRC) = 1522 bytes.
Value
00h–FFh These bits represent the Low byte of the 2 byte MAXF
Value
00h–
FFh
R/W
R/W
7
0
7
0
Description
These bits represent the High byte of the 2 byte MAXF
value, {EMAC_MAXF_H, EMAC_MAXF_L}. Bit 7 is bit 15
(msb) of the 16-bit value. Bit 0 is bit 8 of the 16-bit value.
Description
value, {EMAC_MAXF_H, EMAC_MAXF_L}. Bit 7 is bit 7 of
the 16-bit value. Bit 0 is bit 0 (lsb) of the 16-bit value.
Maximum frame size = VLAN with 4 byte header – 4 (VLAN header) +
R/W
R/W
6
0
6
0
R/W
R/W
5
0
5
0
R/W
R/W
4
0
4
0
R/W
R/W
3
0
3
0
R/W
R/W
2
0
2
1
(EMAC_MAXF_L = 0030h
(EMAC_MAXF_H = 0031h)
R/W
R/W
Ethernet Media Access Controller
1
0
1
1
Product Specification
R/W
R/W
0
0
0
0
310