AU7555D/01 NXP Semiconductors, AU7555D/01 Datasheet

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AU7555D/01

Manufacturer Part Number
AU7555D/01
Description
Timers & Support Products CMOS TIMER -40 TO +125
Manufacturer
NXP Semiconductors
Type
Standardr
Datasheets

Specifications of AU7555D/01

# Internal Timers
1
Power Dissipation
780mW
Operating Supply Voltage (min)
3V
Operating Supply Voltage (typ)
3.3/5/9/12/15V
Operating Supply Voltage (max)
16V
Package Type
SO
High Level Output Current
-1mA
Low Level Output Current
3.2mA
Pin Count
8
Operating Temp Range
-40C to 125C
Operating Temperature Classification
Automotive
Mounting
Surface Mount
Number Of Internal Timers
1
Supply Voltage (max)
16 V
Supply Voltage (min)
3 V
Maximum Power Dissipation
780 mW
Mounting Style
SMD/SMT
Package / Case
SOT-96
Lead Free Status / RoHS Status
Compliant
Other names
AU7555D/01,112
Philips Semiconductors Linear Products
DESCRIPTION
The ICM7555 is a CMOS timer providing significantly improved
performance over the standard NE/SE555 timer, while at the same
time being a direct replacement for those devices in most
applications. Improved parameters include low supply current, wide
operating supply voltage range, low THRESHOLD, TRIGGER, and
RESET currents, no crowbarring of the supply current during output
transitions, higher frequency performance and no requirement to
decouple CONTROL VOLTAGE for stable operation.
The ICM7555 is a stable controller capable of producing accurate
time delays or frequencies.
In the one-shot mode, the pulse width of each circuit is precisely
controlled by one external resistor and capacitor. For astable
operation as an oscillator, the free-running frequency and the duty
cycle are both accurately controlled by two external resistors and
one capacitor. Unlike the bipolar 555 device, the CONTROL
VOLTAGE terminal need not be decoupled with a capacitor. The
TRIGGER and RESET inputs are active low. The output inverter can
source or sink currents large enough to drive TTL loads or provide
minimal offsets to drive CMOS loads.
FEATURES
ORDERING INFORMATION
August 31, 1994
8-Pin Plastic Dual In-Line Package (DIP)
8-Pin Plastic Small Outline (SO) Package
8-Pin Plastic Dual In-Line Package (DIP)
8-Pin Plastic Small Outline (SO) Package
Exact equivalent in most applications for NE/SE555
Low supply current: 80 A (typ)
Extremely low trigger, threshold, and reset currents: 20pA (typ)
High-speed operation: 500kHz guaranteed
Wide operating supply voltage range guaranteed 3 to 16V over full
automotive temperatures
Normal reset function; no crowbarring of supply during output
transition
Can be used with higher-impedance timing elements than the
bipolar 555 for longer time constants
General purpose CMOS timer
DESCRIPTION
337
PIN CONFIGURATION
APPLICATIONS
TEMPERATURE RANGE
Timing from microseconds through hours
Operates in both astable and monostable modes
Adjustable duty cycle
High output source/sink driver can drive TTL/CMOS
Typical temperature stability of 0.005%/
Rail-to-rail outputs
Precision timing
Pulse generation
Sequential timing
Time delay generation
Pulse width modulation
Pulse position modulation
Missing pulse detector
-40 to +85 C
-40 to +85 C
0 to +70 C
0 to +70 C
TRIGGER
OUTPUT
RESET
GND
D and N Packages
1
2
3
4
ORDER CODE
ICM7555CN
ICM7555CD
ICM7555IN
ICM7555ID
8
7
6
5
o
V
DISCHARGE
CONTROL VOLTAGE
THRESHOLD
C at 25 C
DD
Product specification
ICM7555
853-1192 13721
DWG #
0174C
0174C
0404B
0404B

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AU7555D/01 Summary of contents

Page 1

Philips Semiconductors Linear Products General purpose CMOS timer DESCRIPTION The ICM7555 is a CMOS timer providing significantly improved performance over the standard NE/SE555 timer, while at the same time being a direct replacement for those devices in most applications. Improved ...

Page 2

Philips Semiconductors Linear Products General purpose CMOS timer EQUIVALENT BLOCK DIAGRAM THRESHOLD 5 CONTROL VOLTAGE R 2 TRIGGER R 1 NOTE: UNUSED INPUTS SHOULD BE CONNECTED TO APPROPRIATE VOLTAGE FROM TRUTH TABLE. TRUTH TABLE THRESHOLD ...

Page 3

Philips Semiconductors Linear Products General purpose CMOS timer DC AND AC ELECTRICAL CHARACTERISTICS unless otherwise specified. A SYMBOL SYMBOL PARAMETER PARAMETER V Supply voltage Supply current DD 2 Astable mode timing Initial accuracy ...

Page 4

Philips Semiconductors Linear Products General purpose CMOS timer TYPICAL PERFORMANCE CHARACTERISTICS 225 200 175 150 125 100 100 + 10.0 1.0 0.1 0.1 High Output Voltage Drop vs Output Source Current ...

Page 5

Philips Semiconductors Linear Products General purpose CMOS timer TYPICAL PERFORMANCE CHARACTERISTICS (continued) 100.0 10.0 1.0 0.1 0.1 100.0 10.0 1.0 0.1 0.1 August 31, 1994 V = 18V 1.0 DISCHARGE VOLTAGE ...

Page 6

Philips Semiconductors Linear Products General purpose CMOS timer TYPICAL PERFORMANCE CHARACTERISTICS (continued) 100.0 10.0 1.0 0.1 0.1 100.0 10.0 1.0 0.1 0.1 500 400 300 V DD 200 100 V = 18V August 31, 1994 V = ...

Page 7

Philips Semiconductors Linear Products General purpose CMOS timer TYPICAL PERFORMANCE CHARACTERISTICS (continued) 3 1.0 750.0 500.0 250.0 0.0 0 Propagation Delay vs Voltage Level of Trigger Pulse –2 –4 0 Normalized Frequency Stability as a Function ...

Page 8

Philips Semiconductors Linear Products General purpose CMOS timer TYPICAL PERFORMANCE CHARACTERISTICS (continued) 100.0 10.0 1.0 0.1 0.01 0.001 0.0001 0.0 0.1 1.0 Free-Running Frequency as a Function of R 100 10 + ...

Page 9

Philips Semiconductors Linear Products General purpose CMOS timer Astable Operation If the circuit is connected as shown in Figure 2, it will trigger itself and free run as a multivibrator. The external capacitor charges through R and R and discharges ...

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