74ABT899A NXP Semiconductors, 74ABT899A Datasheet - Page 10

• Manufacturer Part Number: 74ABT899A
• Description: Bus Transceivers 9-BIT LATCH XCVR W/PARITY 3-S
• Manufacturer: NXP Semiconductors

Specifications of 74ABT899A

• 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: PLCC-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: 74ABT899A,602

Philips Semiconductors
1998 Jan 16
9-bit dual latch transceiver with 8-bit parity
generator/checker (3-State)
NOTE: Only even parity mode is shown with even parity. Odd parity mode would cause inverted output
ODD/EVEN
ODD/EVEN
(ERRB)
(BPAR)
(ERRB)
(BPAR)
NOTE: Only odd parity mode is shown. Even parity mode would be with ODD/EVEN = o
and odd parity mode would be with ODD/EVEN = 1
ERRA
APAR
ERRA
APAR
(LEB)
(Bn)
(Bn)
LEA
An
An
Waveform 6. Propagation Delay, APAR to ERRA or BPAR to ERRB
0
1
Waveform 7. Propagation Delay, LEA to ERRA or LEB to ERRB
0
EVEN PARITY
V
M
t
PLH
V
M
V
V
M
M
10
t
PHL
ODD PARITY
t
V
PLH
M
EVEN PARITY
V
M
V
M
EVEN PARITY
t
PHL
V
M
SA00299
INPUT
INPUT
OUTPUT
SA00298
INPUT
INPUT
OUTPUT
74ABT899
Product specification