P87LPC768 NXP Semiconductors, P87LPC768 Datasheet - Page 60

• Manufacturer Part Number: P87LPC768
• Description: The P87LPC768 is a 20-pin single-chip microcontroller designed forlow pin count applications demanding high-integration, low costsolutions over a wide range of performance requirements
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2002 Mar 12
Low power, low price, low pin count (20 pin) microcontroller
with 4 kB OTP 8-bit A/D, Pulse Width Modulator
WRITE TO SBUF
100
OUTPUT DATA
10
Figure 44. Typical low frequency oscillator Idd at 25 C
1
10
INPUT DATA
CLEAR RI
CLOCK
V
DD
0.45V
– 0.5
t
QVXH
t
XHDV
t
Frequency (kHz)
(See Note 1)
XHQX
0
VALID
t
XLXL
0.2 V
0.2V
DD
– 0.1
DD
t
XHDX
1
+ 0.9
VALID
t
CHCL
Figure 42. Shift Register Mode Timing
Figure 43. External Clock Timing
SU01202
100
6.0 V
5.0 V
4.0 V
3.3 V
2.7 V
2
VALID
58
t
CLCX
VALID
3
Figure 45. Typical medium frequency oscillator Idd at 25 C
1000
100
10
100
t
C
VALID
4
t
CLCH
t
CHCX
VALID
5
(See Note 1)
Frequency (kHz)
1,000
VALID
6
P87LPC768
SU01188
Preliminary data
VALID
6.0 V
6.0 V
5.0 V
5.0 V
4.0 V
3.3 V
2.7 V
2.7 V
7
SET TI
SET RI
SU01187
SU01203
10,000