參數(shù)資料
型號: P89C739ABA
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 8-bit Flash microcontrollers
中文描述: 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQCC68
封裝: PLASTIC, LCC-68
文件頁數(shù): 52/64頁
文件大小: 360K
代理商: P89C739ABA
1998 Apr 07
52
Philips Semiconductors
Product specification
8-bit Flash microcontrollers
P89C738; P89C739
21 AC CHARACTERISTICS
V
DD
= 5 V
±
10%; V
SS
= 0 V; T
amb
= 0 to +70
°
C; t
clk(min)
= 63 ns; C
l
= 100 pF for Port 0, ALE and PSEN; C
l
= 80 pF for
all other outputs unless otherwise specified; t
clk(min)
= 1/f
clk(max)
; f
clk
= clock frequency; t
clk
= clock period.
SYMBOL
PARAMETER
12 MHz
16 MHz
24 MHz
40 MHz
VARIABLE CLOCK
(1)
UNIT
MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX.
MIN.
MAX.
External program memory
t
LHLL
ALE pulse
duration
address set-up
time to ALE
address hold
time after ALE
time from ALE to
valid instruction
input
time from ALE to
control pulse
PSEN
control pulse
duration PSEN
time from PSEN
to valid
instruction input
127
85
43
35
2t
clk
40
ns
t
AVLL
28
8
23
10
t
clk
55
ns
t
LLAX
48
28
21
10
t
clk
35
ns
t
LLIV
233
150
95
55
4t
clk
100
ns
t
LLPL
43
23
28
10
t
clk
40
ns
t
PLPH
205
143
90
60
3t
clk
45
ns
t
PLIV
145
83
55
25
3t
clk
105
ns
Fig.28 I
DD
as function of frequency; valid only within frequency specifications of the device under test.
handbook, halfpage
0
20
10
0
4
20
8
12
16
MGK205
frequency (MHz)
IDD
(mA)
maximum active mode
typical active mode
maximum Idle mode
typical Idle mode
相關(guān)PDF資料
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