EZ80F91NA050SC Zilog, EZ80F91NA050SC Datasheet - Page 342
EZ80F91NA050SC
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Table 228. EMAC FIFO Flags Register
PS019215-0910
Bit
Reset
CPU Access
Note: R = Read Only.
Bit
Position
7
TFF
6
5
TFAE
4
TFE
3
RFF
2
RFAF
1
RFAE
0
RFE
EMAC FIFO Flags Register
The FIFO Flags value is set in the EMAC hardware to half full, or 16 bytes. See
Value
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
Description
Transmit FIFO full
Transmit FIFO not full
Reserved
Transmit FIFO almost empty
Transmit FIFO not almost empty
Transmit FIFO empty
Transmit FIFO not empty
Receive FIFO full
Receive FIFO not full
Receive FIFO almost full
Receive FIFO not almost full
Receive FIFO almost empty
Receive FIFO not almost empty
Receive FIFO empty
Receive FIFO not empty
R
7
0
R
6
0
R
5
1
(EMAC_FFLAGS = 0059h)
R
4
1
R
3
0
R
2
0
Ethernet Media Access Controller
R
1
1
Product Specification
R
0
1
Table
228.
333
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