P87LPC764BD NXP Semiconductors, P87LPC764BD Datasheet - Page 53

• Manufacturer Part Number: P87LPC764BD
• Description: MCU 8-Bit 87LP 80C51 CISC 4KB EPROM 5V 20-Pin SO Tube
• Manufacturer: NXP Semiconductors

Specifications of P87LPC764BD

• Package: 20SO
• Device Core: 80C51
• Family Name: 87LP
• Maximum Speed: 20 MHz
• Ram Size: 128 Byte
• Program Memory Size: 4 KB
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 18
• Interface Type: I2C/UART
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 2

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.
5. For availability of other devices with this specification, please contact Philips sales office.
Philips Semiconductors
AC ELECTRICAL CHARACTERISTICS (FOR P87LPC764HDH)
V
NOTES:
2003 Sep 03
External Clock
Shift Register
DD
SYMBOL
SYMBOL
Low power, low price, low pin count (20 pin)
microcontroller with 4 kbyte OTP
f
t
t
t
t
t
osc(tol)
t
t
CHCX
QVXH
XHQX
XHDV
XHDX
CLCX
XLXL
f
= 4.5 V to 5.5 V; T
osc
t
C
FIGURE
FIGURE
39
39
39
39
38
38
38
38
38
amb
Clock period and CPU timing cycle
on-chip RC oscillator tolerance
Clock high-time
Clock low-time
Serial port clock cycle time
Output data setup to clock rising edge
Output data hold after clock rising edge
Input data setup to clock rising edge
Input data hold after clock rising edge
= –40 C to +125 C
4
4
PARAMETER
PARAMETER
;
V
SS
= 0 V
1,2,3
52
f
f
OSC
OSC
= 16 MHz
= 16 MHz
5t
1t
C
1/f
C
MIN
–10
6t
25
25
– 133
0
0
– 80
osc
C
LIMITS
5t
C
MAX
+10
16
– 133
P87LPC764
UNIT
UNIT
MHz
Product data
ns
ns
ns
ns
ns
ns
ns
ns
%