CDP68HC68W1 데이터 시트보기 (PDF) - Intersil
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CDP68HC68W1 Datasheet PDF : 9 Pages
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CDP68HC68W1
CHIP SELECT
(CS)
SERIAL CLK
(SCK)
MSB
7
CONTROL WORD
6
5
4
3
2
LSB MSB
1
0
7
FREQUENCY WORD
6
5
4
3
DATA
CLK = 0
PWM-OUT = 0
DON’T DON’T DON’T DON’T DON’T DON’T PWR CLOCK BIT 7 BIT 6 BIT 5 BIT 4 BIT 3
CARE CARE CARE CARE CARE CARE COUNT DIVIDE = 0 = 0 = 0 = 0 = 0
=0 =0 =0 =0 =0 =0 =0 =0
(CS)
SCK
FREQUENCY WORD
LSB MSB
2
1
0
7
PULSE WIDTH (PWM) WORD
6
5
4
3
2
LSB
1
0
DATA
CLK
PWM-OUT
BIT 2 BIT 1 BIT 0 BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
=1 =0 =0 =0 =0 =0 =0 =0 =0 =0 =1
CURVES
CONTINUED
IMMEDIATELY
BELOW
CURVES
CONTINUED
BELOW
CLK
PWM
OUT
INPUT
CLOCK (CLK)
OUTPUT
(PWM)
TOTAL OUTPUT PERIOD =
5 X (INPUT CLOCK PERIOD)
FIGURE 3. CDP68HC68W1 INTERFACE TIMING SPECIFICATIONS (CONTINUED)
4
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