29f52 Fairchild Semiconductor, 29f52 Datasheet - Page 2

• Manufacturer Part Number: 29f52
• Description: 8-bit Registered Transceiver
• Manufacturer: Fairchild Semiconductor

www.fairchildsemi.com
Connection Diagrams
Unit Loading/Fan Out
Output Control
NC
H
X
Z
N
L
LOW Voltage Level
HIGH Impedance
HIGH Voltage Level
Immaterial
LOW-to-HIGH Transition
No Change
OE
H
L
L
Pin Assignment for DIP and SOIC
Internal
Pin Names
Q
X
H
L
A
B
OEA
CPA
CEA
OEB
CPB
CEB
0
0
–A
–B
7
7
29F52 29F53
Y-Output
H
Z
L
29F52
A-Register Inputs/
B-Register 3-STATE Outputs
B Register Inputs/
A-Register 3-STATE Outputs
Output Enable A-Register
A-Register Clock
A-Register Clock Enable
Output Enable B-Register
B-Register Clock
B-Register Clock Enable
H
Z
L
Disable Outputs
Enable Outputs
Description
Function
2
Register Function Table
(Applies to A or B Register)
600/106.6 (80)
150/40 (33.3)
HIGH/LOW
3.5/1.083
3.5/1.083
1.0/1.0
1.0/1.0
1.0/1.0
1.0/1.0
1.0/1.0
1.0/1.0
U.L.
D
X
H
L
Inputs
CP
X
N
N
Pin Assignment for DIP
CE
12 mA/64 mA (48 mA)
H
3 mA/24 mA (20 mA)
L
L
29F53
Output I
70 A/0.65 mA
70 A/0.65 mA
20 A/ 0.6 mA
20 A/ 0.6 mA
20 A/ 0.6 mA
20 A/ 0.6 mA
20 A/ 0.6 mA
20 A/ 0.6 mA
Input I
Internal
NC
Q
H
L
IH
OH
/I
/I
IL
Hold Data
Load Data
OL
Function