74ABT899D NXP Semiconductors, 74ABT899D Datasheet - Page 3

• Manufacturer Part Number: 74ABT899D
• Description: Bus Transceivers 9-BIT LATCH XCVR W/PARITY 3-S
• Manufacturer: NXP Semiconductors

Specifications of 74ABT899D

• Logic Type: BiCMOS
• Logic Family: ABT
• Number Of Channels Per Chip: 8
• Input Level: TTL
• Output Level: TTL
• Output Type: 3-State
• High Level Output Current: - 32 mA
• Low Level Output Current: 64 mA
• Propagation Delay Time: 4.5 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 85 C
• Package / Case: SOP-28
• Function: Latched Transceiver with Parity Checker
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Circuits: 1
• Polarity: Non-Inverting
• Lead Free Status / Rohs Status: Details
• Other names: 74ABT899D,112

Philips Semiconductors
PIN CONFIGURATION
PIN DESCRIPTION
1998 Jan 16
OEA, OEB
SYMBOL
LEA, LEB
9-bit dual latch transceiver with 8-bit parity
generator/checker (3-State)
A0 - A7
B0 - B7
ERRA,
ERRB
APAR
BPAR
EVEN
ODD/
GND
SEL
V
CC
ODD/EVEN
NUMBER
4, 5, 6, 7,
8, 9, 10,
19, 20,
21, 22,
23, 24,
ERRA
25, 26
13, 27
APAR
3, 17
2, 15
PIN
GND
OEA
LEA
12
18
16
14
28
11
1
A0
A2
A1
A3
A4
A6
A5
A7
10
11
12
13
14
1
2
3
4
5
6
7
8
9
Latched A bus 3-State inputs/outputs
Latched B bus 3-State inputs/outputs
A bus parity 3-State input
B bus parity 3-State input
Parity select input (Low for EVEN
parity)
Output enable inputs (gate A to B,
B to A)
Mode select input (Low for generate)
Latch enable inputs (transparent High)
Error signal outputs (active-Low)
Ground (0V)
Positive supply voltage
TOP VIEW
NAME AND FUNCTION
28
27
26
25
24
23
22
21
20
19
18
17
16
15
SA00289
V
OEB
B0
B1
B2
B3
B4
B5
B6
B7
BPAR
LEB
SEL
ERRB
CC
3
PLCC PIN CONFIGURATION
LOGIC SYMBOL
17
16
27
13
EVEN
3
1
ODD/
ERRA
OEB
V
LEA
CC
B0
A0
26
27
28
1
2
3
4
26 25 24 23 22 21 20 19
A0 A1 A2 A3 A4 A5 A6 A7
B0 B1 B2 B3 B4 B5 B6 B7
4
LEA
LEB
SEL
ODD/EVEN
OEB
OEA
5
25
B1 B2 B3 B4 B5 B6 B7
A1 A2 A3 A4 A5 A6 A7
5
6
24 23
6
7
7
8
22 21
8
9 10 11
9
20
10
ERRA
ERRB
APAR
BPAR
19
11
18
12
74ABT899
Product specification
SA00290
18
17
16 SEL
15 ERRB
14 GND
13
12 APAR
SA00291
BPAR
LEB
OEA
15
2