MC145572APB Freescale Semiconductor, MC145572APB Datasheet - Page 75

• Manufacturer Part Number: MC145572APB
• Description: IC ISDN INTERFACE TXCVER 44-LQFP
• Manufacturer: Freescale Semiconductor
• Type: Transceiverr

Specifications of MC145572APB

• Protocol: RS232
• Voltage - Supply: 5V
• Mounting Type: Surface Mount
• Package / Case: 44-LQFP
• Number Of Line Interfaces: 1
• Control Interface: HDLC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Number Of Drivers/receivers: -
• Lead Free Status / Rohs Status: Not Compliant

MOTOROLA
XTAL in / XTAL out
V ref N / V ref P
FREQREF
MCU/GCI
PAR/SER
Function
RxP/RxN
TxP/TxN
V DD I/O
V SS I/O
V DD Rx
RESET
V SS Rx
V DD Tx
V SS Tx
NT/LT
V DD
V SS
M/S
Table 5–1. Mode Pin Breakout Summary and Comparison
Freescale Semiconductor, Inc.
Pin No.
For More Information On This Product,
24, 37
23, 36
33, 32
PLCC
2, 22
9, 12
5, 6
7, 8
44
11
10
42
14
43
15
16
13
3
4
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Pin No.
36, 39
32, 33
34, 35
16, 15
TQFP
29, 5
7, 20
6, 19
27
30
31
38
37
25
41
26
42
43
40
MC145572
Select MCU Serial Control Port
Select MCU Parallel Control
Master Mode When = 1
8 kHz Reference Input
Slave Mode When = 0
Pullable Crystal Only
NT Mode When = 1
Connect to Ground
Connect to Ground
Connect to Ground
Connect to Ground
LT Mode When = 0
Voltage Reference
Reset When Low
Transmit Output
MCU When = 1
GCI When = 0
Port When = 1
+ 5 V or + 3 V
Receive Input
MC145572
When = 0
+ 5 V
+ 5 V
+ 5 V
Pullable Crystal and Other Components
Accepts One of Eight Reference
Master Mode When = 1
Slave Mode When = 0
NT Mode When = 1
Connect to Ground
Connect to Ground
Connect to Ground
Connect to Ground
LT Mode When = 0
Voltage Reference
Reset When Low
Transmit Output
Not Applicable
Not Applicable
MC14LC5472
Receive Input
Frequencies
+ 5 V
+ 5 V
+ 5 V
+ 5 V
5–3