參數(shù)資料
型號(hào): PCA1463U
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 時(shí)鐘及定時(shí)
英文描述: 32 kHz watch circuits with adaptive motor pulse
中文描述: STEPPING MOTOR WATCH, UUC8
封裝: DIE-8
文件頁(yè)數(shù): 9/24頁(yè)
文件大?。?/td> 132K
代理商: PCA1463U
1998 Apr 21
9
Philips Semiconductors
Product specification
32 kHz watch circuits with adaptive motor
pulse
PCA146x series
Fig.6 Typical current waveform of a successfully executed motor pulse.
MSA944
MOTOR PULSE
DETECTION PHASE
IM1 - M2
part 1
part 2
detection criterion
is satisfied
t
tDS
tDI
tP
tD
Fig.7 Detection phase of the current waveform in Fig.6.
MSA945
MOTOR
PULSE
DETECTION PHASE
M1 - M2
V
tDS
tDI
tM3
tM4tM1
t M2
μ
s
tM1
μ
s
tMC
μ
s
t M2
μ
s
tD
tP
M1
V
tDS
tDI
tM2
μ
s
t M1
μ
s
tMC
μ
s
tM2
μ
s
t M1
μ
s
detection
criterion is
satisfied
current polarity
not measured
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