P87LPC768 datasheet(59/64 Pages) PHILIPS

部件名	P87LPC768

功能描述	Low power, low price, low pin count 20 pin microcontroller with 4 kB OTP 8-bit A/D,and Pulse Width Modulator

PDF	64 Pages

Scroll/Zoom	100%

制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

标志

59 / 64 page

Philips Semiconductors

Preliminary data

87LPC768

Low power, low price, low pin count (20 pin) microcontroller

with 4 kB OTP 8-bit A/D, Pulse Width Modulator

2001 Aug 06

AC ELECTRICAL CHARACTERISTICS

Tamb = 0°C to +70°C or –40°C to +85°C, VDD = 2.7 V to 6.0 V unless otherwise specified, VSS = 0 V1, 2, 3

SYMBOL

FIGURE

PARAMETER

LIMITS

UNIT

SYMBOL

FIGURE

PARAMETER

MIN

MAX

UNIT

External Clock

Oscillator frequency (VDD = 4.5 V to 6.0 V)

MHz

Oscillator frequency (VDD = 2.7 V to 6.0 V)

MHz

Clock period and CPU timing cycle

1/fC

tCHCX

Clock high-time4

tCLCX

Clock low time4

Shift Register

tXLXL

Serial port clock cycle time

6tC

tQVXH

Output data setup to clock rising edge

5tC – 133

tXHQX

Output data hold after clock rising edge

1tC – 80

tXHDV

Input data setup to clock rising edge

5tC – 133

tXHDX

Input data hold after clock rising edge

NOTES:

1. Parameters are valid over operating temperature range unless otherwise specified.

2. Load capacitance for all outputs = 80 pF.

3. Parts are guaranteed to operate down to 0 Hz.

4. Applies only to an external clock source, not when a crystal is connected to the X1 and X2 pins.

P87LPC768 数据表(PDF) 59 Page - NXP Semiconductors

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