Philips Semiconductors Product data
P87LPC767
Low power, low price, low pin count (20 pin)
microcontroller with 4-kbyte OTP and 8-bit A/D converter
2002 Mar 25
52
AC ELECTRICAL CHARACTERISTICS
T
amb
= 0 °C to +70 °C, –40 °C to +85 °C, or –40 °C to +125 °C; V
DD
= 2.7 V to 6.0 V unless otherwise specified, V
SS
= 0 V
1,
2,
3
LIMITS
MIN MAX
External Clock
f
C
42 Oscillator frequency (V
DD
= 4.5 V to 6.0 V) 0 20 MHz
f
C
42 Oscillator frequency (V
DD
= 2.7 V to 6.0 V) 0 10 MHz
t
C
42 Clock period and CPU timing cycle 1/f
C
ns
t
CHCX
42 Clock high-time
4
20 ns
t
CLCX
42 Clock low time
4
20 ns
Shift Register
t
XLXL
41 Serial port clock cycle time 6t
C
ns
t
QVXH
41 Output data setup to clock rising edge 5t
C
– 133 ns
t
XHQX
41 Output data hold after clock rising edge 1t
C
– 80 ns
t
XHDV
41 Input data setup to clock rising edge 5t
C
– 133 ns
t
XHDX
41 Input data hold after clock rising edge 0 ns
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.
