參數(shù)資料
型號(hào): P87C660X2
英文描述: 80C51 8-bit microcontroller family 16KB OTP/ROM. 512B RAM low voltage (2.7 to 5.5 V). low power. high speed (30/33 MHZ). two 400KB I2C interfaces
中文描述: 80C51的8位單片機(jī)系列16KB的檢察官辦公室/光盤。 512B RAM的低電壓(2.7至5.5 V)。低功耗。高速(三十三分之三十兆赫)。 2 400KB I2C接口
文件頁數(shù): 83/102頁
文件大小: 568K
代理商: P87C660X2
Philips Semiconductors
Product data
P8xC660X2/661X2
80C51 8-bit microcontroller family
16 KB OTP/ROM, 512B
RAM, low voltage (2.7 to 5.5 V), low power, high speed (30/33
MHz), two 400KB I
2
C interfaces
2003 Oct 02
83
AC ELECTRICAL CHARACTERISTICS (12-CLOCK MODE, 5 V
±
10% OPERATION)
T
amb
= 0
°
C to +70
°
C or –40
°
C to +85
°
C ; V
CC
= 5 V
±
10%, V
SS
= 0 V
1,2,3,4
Symbol
Figure
Parameter
Limits
MIN
16 MHz Clock
MIN
Unit
MAX
MAX
1/t
CLCL
t
LHLL
t
AVLL
t
LLAX
t
LLIV
t
LLPL
t
PLPH
t
PLIV
t
PXIX
t
PXIZ
t
AVIV
t
PLAZ
Data Memory
t
RLRH
t
WLWH
t
RLDV
t
RHDX
t
RHDZ
t
LLDV
t
AVDV
t
LLWL
t
AVWL
t
QVWX
t
WHQX
t
QVWH
t
RLAZ
t
WHLH
External Clock
t
CHCX
t
CLCX
t
CLCH
t
CHCL
Shift register
t
XLXL
t
QVXH
t
XHQX
t
XHDX
t
XHDV
55
50
50
50
50
50
50
50
50
50
50
50
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
0
2 t
CLCL
–8
t
CLCL
–13
t
CLCL
–20
33
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
117
49.5
42.5
4 t
CLCL
–35
215
t
CLCL
–10
3 t
CLCL
–10
52.5
177.5
3 t
CLCL
–35
152.5
0
0
t
CLCL
–10
5 t
CLCL
–35
10
52.5
277.5
10
51
52
51
51
51
51
51
51, 52
51, 52
52
52
52
51
51, 52
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
6 t
CLCL
–20
6 t
CLCL
–20
355
355
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
5 t
CLCL
–35
277.5
0
0
2 t
CLCL
–10
8 t
CLCL
–35
9 t
CLCL
–35
3 t
CLCL
+15
115
465
527.5
202.5
3 t
CLCL
–15
4 t
CLCL
–15
t
CLCL
–25
t
CLCL
–15
7 t
CLCL
–5
172.5
235
37.5
47.5
432.5
0
t
CLCL
+10
0
72.5
t
CLCL
–10
52.5
55
55
55
55
High time
Low time
Rise time
Fall time
0.32 t
CLCL
0.32 t
CLCL
t
CLCL
– t
CLCX
t
CLCL
– t
CHCX
5
5
ns
ns
ns
ns
54
54
54
54
54
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
5
12 t
CLCL
10 t
CLCL
–25
2 t
CLCL
–15
0
750
600
110
0
ns
ns
ns
ns
ns
10 t
CLCL
–133
492
NOTES:
1. Parameters are valid over operating temperature range unless otherwise specified.
2. Load capacitance for port 0, ALE, and PSEN = 100 pF, load capacitance for all outputs = 80 pF
3. Interfacing the microcontroller to devices with float time up to 45 ns is permitted. This limited bus contention will not cause damage to port 0
drivers.
4. Parts are guaranteed by design to operate down to 0 Hz.
5. Below 16 MHz this parameter is 8 t
CLCL
– 133.
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