ST70235A STMicroelectronics, ST70235A Datasheet - Page 4

• Manufacturer Part Number: ST70235A
• Description: Transceiver 144-Pin TQFP
• Manufacturer: STMicroelectronics

Specifications of ST70235A

• Package: 144TQFP
• Power Supply Type: Analog
• Typical Operating Supply Voltage: 1.8|3.3 V
• Minimum Operating Supply Voltage: 1.62|3 V
• Maximum Operating Supply Voltage: 1.98|3.6 V
• Case: QFP

ST70235A
PIN FUNCTIONS
4/28
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
1
2
3
4
5
6
7
8
9
VSS
AD_0
AD_1
AD_2
VDD 3.3
AD_3
AD_4
VSS
AD_5
AD_6
VDD 3.3
AD_7
AD_8
AD_9
VSS
AD_10
AD_11
VDD 1.8
AD_12
VSS
PCLK
VDD 3.3
AD_13
AD_14
AD_15
VSS
BE1
ALE
VDD 3.3
CSB
WR_RDB
RDYB
OBC_TYPE
INTB
RESETB
VSS
VDD 3.3
U_RxData_0
U_RxData_1
VSS
Name
Type
I-PD
OZ
OZ
OZ
O
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
I
I
I
I
I
I
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD8STARP
BD4STARP
BD4STARP
BD8STARP
BD8STARP
TLCHTDQ
PAD Type
HCMOS7
TLCHT
TLCHT
TLCHT
TLCHT
TLCHT
TLCHT
BS
O
O
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
C
B
B
I
I
I
I
I
I
0V Ground
Data 0
Data 1
Address / Data 2
(VSS + 3.3V) Power Supply
Address / Data 3
Address / Data 4
0V Ground
Address / Data 5
Address / Data 6
(VSS + 3.3V) Power Supply
Address / Data 7
Address / Data 8
Address / Data 9
0V Ground
Address / Data 10
Address / Data 11
(VSS + 1.8V) Power Supply
Address / Data 12
0V Ground
Processor clock
(VSS + 3.3V) Power Supply
Address / Data 13
Address / Data 14
Address / Data 15
0V Ground
Address 1
Address Latch
(VSS + 3.3V) Power Supply
Chip Select
Specifies the direction of the access cycle
Controls the ATC bus cycle termination
ATC Mode Selection (0 = i960; 1 = generic)
Requests ATC interrupt service
Hard reset
0V Ground
(VSS + 3.3V) Power Supply
Utopia RX Data 0
Utopia RX Data 1
0V Ground
Function