P87C552SBAA NXP Semiconductors, P87C552SBAA Datasheet - Page 65

• Manufacturer Part Number: P87C552SBAA
• Description: MCU 8-Bit 87C 80C51 CISC 8KB EPROM 3.3V/5V 68-Pin PLCC Tube
• Manufacturer: NXP Semiconductors

Specifications of P87C552SBAA

• Package: 68PLCC
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 16 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 40
• Interface Type: I2C/UART
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 3
• Ram Size: 256 Byte
• Program Memory Size: 8 KB
• Program Memory Type: EPROM
• Operating Temperature: 0 to 70 °C

1. Parameters are valid over operating temperature range unless otherwise specified.
2. Load capacitance for port 0, ALE, and PSEN = 100pF, load capacitance for all other outputs = 80pF.
3. Interfacing the microcontroller to devices with float times up to 45ns is permitted. This limited bus contention will not cause damage to Port 0
4. See application note AN457 for external memory interface.
5. Parts are guaranteed to operate down to 0Hz.
Philips Semiconductors
AC ELECTRICAL CHARACTERISTICS
NOTES:
2003 Apr 01
1/t
t
t
t
t
t
t
t
t
t
t
t
Data Memory
t
t
t
t
t
t
t
t
t
t
t
t
t
t
External Clock
t
t
t
t
Shift Register
t
t
t
t
t
SYMBOL
LHLL
AVLL
LLAX
LLIV
LLPL
PLPH
PLIV
PXIX
PXIZ
AVIV
PLAZ
RLRH
WLWH
RLDV
RHDX
RHDZ
LLDV
AVDV
LLWL
AVWL
QVWX
WHQX
QVWH
RLAZ
WHLH
CHCX
CLCX
CLCH
CHCL
XLXL
QVXH
XHQX
XHDX
XHDV
80C51 8-bit microcontroller
8K/256 OTP, 8 channel 10 bit A/D, I
capture/compare, high I/O, low voltage (2.7 V to 5.5 V), low power
drivers.
CLCL
5
FIGURE
49, 50
49, 50
49, 50
49, 50
49, 50
49, 50
49, 50
49, 50
49, 50
49, 50
49, 50
49, 50
49, 50
48
48
48
48
48
48
48
48
48
48
48
48
50
51
51
51
51
52
52
52
52
52
Oscillator frequency
ALE pulse width
Address valid to ALE low
Address hold after ALE low
ALE low to valid instruction in
ALE low to PSEN low
PSEN pulse width
PSEN low to valid instruction in
Input instruction hold after PSEN
Input instruction float after PSEN
Address to valid instruction in
PSEN low to address float
RD pulse width
WR pulse width
RD low to valid data in
Data hold after RD
Data float after RD
ALE low to valid data in
Address to valid data in
ALE low to RD or WR low
Address valid to WR low or RD low
Data valid to WR transition
Data hold after WR
Data valid to WR high
RD low to address float
RD or WR high to ALE high
High time
Low time
Rise time
Fall time
Serial port clock cycle time
Output data setup to clock rising edge
Output data hold after clock rising edge
Input data hold after clock rising edge
Clock rising edge to input data valid
Speed version
PARAMETER
5
2
C, PWM,
: S
65
16MHz CLOCK
MIN
142
275
275
137
122
287
750
492
85
22
32
32
13
13
23
20
20
0
0
8
0
MAX
150
207
147
350
397
239
103
492
82
37
10
65
20
20
0
10t
6t
6t
4t
7t
2t
2t
3t
3t
t
t
t
t
t
t
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
12t
CLCL
CLCL
CLCL
CLCL
CLCL
MIN
3.5
20
20
VARIABLE CLOCK
CLCL
0
0
0
–40
–30
–30
–100
–100
–130
–50
–50
–150
–40
–117
–40
–45
–50
–133
10t
t
t
4t
3t
5t
5t
8t
9t
CLCL
CLCL
2t
3t
t
t
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
MAX
16
10
20
20
–t
0
–t
–100
–105
–25
–105
–165
–150
–165
+40
CHCX
CLCX
+50
–60
–133
P87C552
Product data
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns