NE56605-42D PHILIPS [NXP Semiconductors], NE56605-42D Datasheet - Page 3

• Manufacturer Part Number: NE56605-42D
• Description: System reset with built-in watchdog timer
• Manufacturer: PHILIPS [NXP Semiconductors]

remaining two or three lines of characters are internal manufacturing
Philips Semiconductors
Part number marking
The package is marked with a four letter code in the first line to the
right of the logo. The first three letters designate the product. The
fourth letter, represented by ‘x’, is a date tracking code. The
codes.
PIN DESCRIPTION
MAXIMUM RATINGS
2001 Aug 22
Part number
NE56605-42
V
V
V
V
T
T
P
oper
stg
CC
S
CLK
OH
System reset with built-in watchdog timer
PIN
1
2
3
4
5
6
7
8
SYMBOL
C
RESET
CLK
GND
V
WD
V
RESET
T
CC
S
SYMBOL
C
Power supply voltage
V
CLK pin voltage
RESET and RESET pin voltage
Operating temperature
Storage temperature
Power dissipation
S
pin voltage
The detection threshold can be increased by connecting this pin to V
t
t
Diagram) for definition of t
Reset HIGH output pin.
Clock input pin from logic system for watchdog timer.
Circuit ground.
Power supply pin for circuit.
Watchdog timer control pin.
The watchdog timer is enabled when this pin is unconnected, and disabled when this pin is connected to
ground.
Detection threshold adjustment pin.
threshold can be decreased by connecting this pin to ground with a pull-down resistor.
Reset LOW output pin.
WDM
WDM
Marking
A A E x
, t
, t
WDR
WDR
, t
, t
PR
PR
adjustment pin.
times are dependent on the value of external C
PARAMETER
WDM
, t
WDR
, t
3
PR
PIN CONFIGURATION
times.
DESCRIPTION
RESET
Figure 2. Pin configuration.
GND
CLK
C
T
T
capacitor used. See Figure 18 (Timing
1
2
3
4
CC
MIN.
–0.3
–0.3
–0.3
–0.3
–20
–40
–
with a pull-up resistor. The detection
TOP VIEW
SO8
SL01279
8
7
6
5
NE56605-42
MAX.
125
250
RESET
V
WD
V
10
10
10
10
70
S
CC
C
Product data
UNIT
mW
V
V
V
V
C
C