EZ80F91NAA50EG Zilog, EZ80F91NAA50EG Datasheet - Page 263
![IC ACCLAIM MCU 256KB 144BGA](/photos/12/15/121561/ez80f91naa50eg_sml.jpg)
EZ80F91NAA50EG
Manufacturer Part Number
EZ80F91NAA50EG
Description
IC ACCLAIM MCU 256KB 144BGA
Manufacturer
Zilog
Series
eZ80® AcclaimPlus!™r
Datasheet
1.EZ80F91AZA50SG.pdf
(387 pages)
Specifications of EZ80F91NAA50EG
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
Processor Series
EZ80F91x
Core
eZ80
Data Bus Width
8 bit
Data Ram Size
8 KB
Interface Type
I2C, IrDA, SPI
Maximum Clock Frequency
50 MHz
Number Of Programmable I/os
32
Number Of Timers
4
Operating Supply Voltage
3 V to 3.6 V
Maximum Operating Temperature
+ 105 C
Mounting Style
SMD/SMT
Development Tools By Supplier
eZ80F910300ZCOG, eZ80F910200KITG
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
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
Details
Other names
269-4565
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Table 142. ZDI Write Memory Register
Address Space)
Table 143. eZ80 Product ID Low Byte Register
Address Space, ZDI_ID_L = 0000h in the I/O Register Address Space)
PS027001-0707
Bit
Reset
CPU Access
Note: X = Undefined; W = Write.
Bit
Position
[7:0]
zdi_wr_mem
Bit
Reset
CPU Access
Note: R = Read Only.
Bit
Position
[7:0]
zdi_id_l
eZ80
The eZ80 Product ID Low and High Byte registers combine to provide a means for an
external device to determine the particular eZ80 product being addressed. See
and
Table 144
®
Value
00h–FFh The 8-bit data that is transferred to the ZDI slave
Value Description
08h
Product ID Low and High Byte Registers
W
X
R
7
7
0
{ZDI_ID_H, ZDI_ID_L} = {00h, 08h} indicates the eZ80F91
product.
on page 256.
Description
following a Write to this address is written to the address
indicated by the current Program Counter. The Program
Counter is incremented following each 8 bits of data. In
Z80 MEMORY mode, ({MBASE, PC[15:0]})
transferred data. In ADL MEMORY mode, (PC[23:0])
8-bits of transferred data.
W
X
R
6
6
0
W
X
R
5
5
0
(ZDI_WR_MEM = 30h in the ZDI Register Write Only
W
X
R
4
4
0
(ZDI_ID_L = 00h in the ZDI Register Read Only
W
R
X
3
3
1
W
R
X
2
2
0
W
←
R
X
1
1
0
8 bits of
Product Specification
W
R
X
0
0
0
←
Zilog Debug Interface
eZ80F91 ASSP
Table 143
255
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