74avch1t45 NXP Semiconductors, 74avch1t45 Datasheet - Page 15

• Manufacturer Part Number: 74avch1t45
• Description: 74avch1t45 Dual Supply Translating Transceiver; 3-state
• Manufacturer: NXP Semiconductors

NXP Semiconductors
13. Application information
74AVCH1T45_1
Product data sheet
13.1 Unidirectional logic level-shifting application
The circuit given in
unidirectional logic level-shifting application.
Table 15.
Pin
1
2
3
4
5
6
Fig 8. Unidirectional logic level-shifting application
Name
V
GND
A
DIR
B
V
CC(A)
CC(B)
Description unidirectional logic level-shifting application
Figure 8
Function
V
GND
OUT
DIR
IN
V
Rev. 01 — 25 October 2007
system-1
VCC1
VCC1
CC1
CC2
is an example of the 74AVCH1T45 being used in an
V
CC(A)
GND
A
Description
supply voltage of system-1 (0.8 V to 3.6 V)
device GND
output level depends on V
the GND (LOW level) determines B port to A port direction
input threshold value depends on V
supply voltage of system-2 (0.8 V to 3.6 V)
1
2
3
74AVCH1T45
Dual supply translating transceiver; 3-state
6
5
4
V
DIR
B
CC(B)
CC1
system-2
001aag889
74AVCH1T45
VCC2
VCC2
voltage
CC2
© NXP B.V. 2007. All rights reserved.
voltage
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