1996 Oct 31

6

Philips Semiconductors

Objective specification

DECT burst mode controller

PCD5042

Notes

1. Un-referenced pins for the LQFP80 package are not connected. FS3, FS4 and the comparator signals are only

available in the LQFP80 package.

protect the device against cross-currents. Exceptions are VREF and RSSI_AN, which do not have to be protected.

R_ENABLE

54

64

O

receiver enable (active LOW)

R_POWER_DWN

55

65

O

receiver power-down

COMP_NE

−

66

I

SLICE_CTR

56

67

O

slice time constant control

COMP_OUT

−

68

O

digital comparator output

57

69

P

positive supply 3

58

70

P

negative supply 5

COMP_INM

−

71

I

analog comparator input negative

59

72

I

reference input for the A/D converter

COMP_INP

−

73

I

analog input positive

60

74

P

power supply for data RAM

SYNCPORT

61

76

I/O

in the base station the signal is the SYNCPORT

RESET

62

77

I

BMC master reset signal

MEM_SEL

63

78

I

selects PCC program memory at microcontroller interface

EN_WATCHDOG

64

79

I

enable watchdog input; when HIGH, the watchdog timer of

the BMC is enabled

SYMBOL

PIN

DESCRIPTION

QFP64