74LVT2952PW NXP Semiconductors, 74LVT2952PW Datasheet - Page 3
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74LVT2952PW
Manufacturer Part Number
74LVT2952PW
Description
Bus Transceivers 3.3V OCTAL REG XCVR 3-S
Manufacturer
NXP Semiconductors
Datasheet
1.74LVT2952D-T.pdf
(12 pages)
Specifications of 74LVT2952PW
Product Category
Bus Transceivers
Rohs
yes
Logic Type
BiCMOS
Logic Family
LVT
Number Of Channels Per Chip
8
Input Level
LVTTL
Output Level
LVTTL
Output Type
3-State
High Level Output Current
- 32 mA
Low Level Output Current
64 mA
Propagation Delay Time
3.8 ns
Supply Voltage - Max
3.6 V
Supply Voltage - Min
2.7 V
Maximum Operating Temperature
+ 85 C
Package / Case
TSSOP-24
Function
Registered Transceiver
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Number Of Circuits
1
Polarity
Non-Inverting
Factory Pack Quantity
63
Part # Aliases
74LVT2952PW,112
Philips Semiconductors
LOGIC SYMBOL
LOGIC DIAGRAM
FUNCTION TABLE for Register An or Bn
H = HIGH voltage level
L = LOW voltage level
X = Don’t care
XX = AB or BA
NC= No change
2004 Sep 07
An or Bn
3.3 V Octal registered transceiver (3-State)
= LOW-to-HIGH transition
X
H
L
INPUTS
10
14
13
11
CPXX
X
16 17 18 19
A0 A1 A2 A3 A4 A5 A6 A7
B0 B1 B2 B3 B4 B5 B6 B7
CPAB
CEAB
CPBA
CEBA
8
7
CEXX
H
L
L
6
OEBA
CEBA
CPBA
5
CEAB
OEAB
CPAB
A1
A2
A3
A4
A5
A6
A7
A0
INTERNAL
INTERNAL
20 21 22 23
4
11
10
16
17
18
19
20
21
22
23
13
14
15
9
NC
3
Q
H
L
OEBA
OEAB
2
1
SV00037
Hold data
Load data
OPERATING
OPERATING
15
9
MODE
D
CE Q
CP
DETAIL A
3
LOGIC SYMBOL (IEEE/IEC)
FUNCTION TABLE for Output Enable
H = HIGH voltage level
L = LOW voltage level
X = Don’t care
XX = AB or BA
Z = High-impedance “off” state
7
INPUTS
OEXX
Q
H
L
L
74LVT2952
CP D
CE
INTERNAL
INTERNAL
DETAIL A
16
17
18
19
20
21
22
23
15
13
14
10
11
Q
X
H
L
9
1C5
2C6
EN3 (BA)
EN4 (AB)
3
6D
G1
G2
SV00039
OUTPUTS
7
6
5
4
3
2
1
8
An or Bn
An or Bn
B0
1
1
B1
B2
B3
B4
B5
B6
B7
H
Z
L
SV00038
5D
4
74LVT2952
Product data sheet
Disable outputs
Enable outputs
8
7
6
5
4
3
2
1
OPERATING
OPERATING
MODE