74ABT245CSC Fairchild Semiconductor, 74ABT245CSC Datasheet - Page 7

• Manufacturer Part Number: 74ABT245CSC
• Description: IC TRANSCVR TRI-ST 8BIT 20SOIC
• Manufacturer: Fairchild Semiconductor
• Series: 74ABTr

Specifications of 74ABT245CSC

• Logic Type: Transceiver, Non-Inverting
• Number Of Elements: 1
• Number Of Bits Per Element: 8
• Current - Output High, Low: 32mA, 64mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Logic Family: 74ABT
• 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: 3.6 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 85 C
• Function: Transceiver
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Circuits: 8
• Polarity: Non-Inverting
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

©1991 Fairchild Semiconductor Corporation
74ABT245 Rev. 1.4
Skew
SOIC package.
Notes:
10. Skew is defined as the absolute value of the difference between the actual propagation delays for any two separate
11. Propagation delay variation for a given set of conditions (i.e., temperature and V
12. This specification is guaranteed but not tested. The limits apply to propagation delays for all paths described
13. These specifications guaranteed but not tested. The limits represent propagation delays with 250pF load capacitors
14. This describes the difference between the delay of the LOW-to-HIGH and the HIGH-to-LOW transition on the same
Capacitance
Note:
15. C
Symbol
t
t
OSHL
OSLH
t
outputs of the same device. The specification applies to any outputs switching HIGH-to-LOW (t
(t
but not tested.
specification is guaranteed but not tested.
switching in phase (i.e., all LOW-to-HIGH, HIGH-to-LOW, etc.)
in place of the 50pF load capacitors in the standard AC load.
pin. It is measured across all the outputs (drivers) on the same chip, the worst (largest delta) number is the
guaranteed specification. This specification is guaranteed but not tested.
t
OST
t
PS
PV
OSLH
I/O
Symbol
C
(14)
(11)
(10)
(10)
(10)
I/O
is measured at frequency f = 1 MHz, per MIL-STD-883, Method 3012.
C
), or any combination switching LOW-to-HIGH and/or HIGH-to-LOW (t
IN
(15)
Pin to Pin Skew, HL Transitions
Pin to Pin Skew, LH Transitions
Duty Cycle, LH–HL Skew
Pin to Pin Skew, LH/HL Transitions
Device to Device Skew,
LH/HL Transitions
Input Capacitance
I/O Capacitance
Parameter
Parameter
T
C
A
V
L
V
V
CC
= –40°C to +85°C,
CC
CC
= 50pF, 8 Outputs
7
Switching
= 4.5V to 5.5V,
= 0V (OE, T/R)
= 5.0V (A
Max.
1.3
1.0
2.0
2.0
2.0
Conditions
T
A
= 25°C
(12)
n
, B
n
)
OST
C
T
L
). The specification is guaranteed
A
V
CC
CC
= 250pF, 8 Outputs
= –40°C to +85°C,
) from device to device. This
Switching
= 4.5V to 5.5V,
Max.
2.3
1.8
3.5
3.5
3.5
Typ.
11.0
5.0
OSHL
(13)
), LOW-to-HIGH
www.fairchildsemi.com
Units
pF
pF
Units
ns
ns
ns
ns
ns