P87C554SBAA NXP Semiconductors, P87C554SBAA Datasheet - Page 70

• Manufacturer Part Number: P87C554SBAA
• Description: MCU 8-Bit 87C 80C51 CISC 16KB EPROM 5V 68-Pin PLCC Tube
• Manufacturer: NXP Semiconductors

Specifications of P87C554SBAA

• Package: 68PLCC
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 16 MHz
• Ram Size: 512 Byte
• Program Memory Size: 16 KB
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 40
• Interface Type: I2C/UART
• On-chip Adc: 7-chx10-bit
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 3

Philips Semiconductors
2003 Jan 28
80C51 8-bit microcontroller – 6-clock operation
16K/512 OTP/ROMless, 7 channel 10 bit A/D, I
high I/O, 64L LQFP
(INPUT/OUTPUT)
(INPUT/OUTPUT)
SDA
SCL
START or repeated START condition
t
HD;STA
t
FD
NOTE:
The float state is defined as the point at which a port 0 pin sinks 3.2mA or sources 400 A at the voltage test levels.
t
t
LOW
RC
NOTE:
AC inputs during testing are driven at 2.4V for a logic ‘1’ and 0.45V for a logic ‘0’.
Timing measurements are made at 2.0V for a logic ‘1’ and 0.8V for a logic ‘0’.
t
RD
t
0.45V
HIGH
2.4V
0.45V
2.4V
Figure 55. AC Testing Input, Float Waveform
t
Figure 56. Timing SIO1 (I
FC
Figure 54. AC Testing Input/Output
t
SU;DAT1
2.0V
0.8V
2.0V
0.8V
t
2
HD;DAT
C, PWM, capture/compare,
Test Points
70
Float
2
C) Interface
2.0V
0.8V
repeated START condition
STOP condition
2.0V
0.8V
SU00215
2.4V
t
0.45V
SU;DAT2
t
SU;STA
SU00216
t
SU;STO
0.7 V
0.3 V
t
SU;DAT3
CC
CC
t
BUF
80C554/87C554
0.7 V
0.3 V
START condition
CC
CC
Product data
SU00107A