EZ80F91MCU ZILOG [Zilog, Inc.], EZ80F91MCU Datasheet - Page 23

• Manufacturer Part Number: EZ80F91MCU
• Description: eZ80Acclaim-TM Flash Microcontrollers
• Manufacturer: ZILOG [Zilog, Inc.]

Table 1. eZ80F91 144-Ball BGA Pin Configuration
A SDA
B V
C PB6
D PB1
G V
H X
K PD5
M PD0
E PC7
F PC3
L PD1
J
PS019209-0504
V
12
OUT
SS
SS
SS
Pin Description
SCL
PB7
PB3
PC4
PC0
PD6
PD2 TRSTn
V
V
PHI
V
X
11
DD
DD
SS
IN
Table 1 details the pin configuration of the eZ80F91 device in the 144-ball BGA
package.
LOOP
FILT_
PLL_
OUT
TDO
PB5
PB0
PC5
PC1
PD3
PA0
PA1
V
V
10
DD
DD
HALT_
SLPn
PC2
PD4
TCK
PA4
PA3
PA5
PB4
V
V
V
TDI
9
DD
SS
SS
TRIGOUT
XOUT
RTC_
RTC_
CRS
PB2
PC6
PD7
PA7
V
PA2
V
V
XIN
8
DD
SS
SS
P R E L I M I N A R Y
BUSREQn INSTRDn IORQn
BUSACKn
Tx_ER
RTC_
TxD3
TxD2
TxD1
PLL_
TMS
COL
PA6
V
V
V
7
DD
DD
SS
RESETn
Tx_CLK
Rx_ER
Tx_EN
WAITn
RxD0
TxD0
NMIn
V
V
A9
6
SS
SS
MREQn
RxD2
WRn
CLK
RDn
V
V
Rx_
A17
A23
D5
A5
5
DD
SS
Rx_DV MDC
RxD1 MDIO
RxD3
A15
A20
V
V
A11
D2
D6
D7
A4
4
DD
SS
Product Specification
CS0n
Architectural Overview
V
A14
V
A21
D1
D4
D3
A3
A8
3
SS
SS
eZ80F91 MCU
CS2n CS1n
WPn
V
V
A13
V
A19
V
V
D0
A2
A6
2
DD
DD
DD
SS
SS
CS3n
V
A10
A12
A16
A18
A22
V
A0
A1
A7
1
DD
DD
4