NCV70522DQ データシートの表示（PDF） - ON Semiconductor
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NCV70522DQ Datasheet PDF : 27 Pages
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NCV70522DQ
Table 6. AC PARAMETERS (The AC Parameters are Given for VBB and Temperature in Their Operating Ranges)
Symbol Pin(s)
Parameter
Remark/Test Conditions
Min
Typ
INTERNAL OSCILLATOR
fosc
MOTORDRIVER
Frequency of Internal Oscillator
3.6
4.0
fPWM
fd
PWM Frequency
MOTxx Double PWM Frequency
PWM Jitter Depth (Note 13)
tbrise
MOTxx
Turn−On Voltage Slope, 10% to 90%
(Note 13)
20.8 22.8
Frequency Depends Only on
Internal Oscillator
41.6
45.6
10
EMC[1:0] = 00
150
EMC[1:0] = 01
100
EMC[1:0] = 10
50
EMC[1:0] = 00
150
tbfall
MOTxx
Turn−off Voltage Slope, 90% to 10%
(Note 13)
EMC[1:0] = 01
100
EMC[1:0] = 10
50
DIGITAL OUTPUTS
tH2L
DO
ERR
Output Falltime from VinH to VinL
Capacitive Load 400 pF and
Pullup Resistor of 1.5 kW
CHARGE PUMP
fCP
CPN
CPP
Charge Pump Frequency
250
tCPU MOTxx Startup Time of Charge Pump (Note 14)
CLR FUNCTION
Spec External Components
tCLR
CLR Minimum Time for Hard Reset
100
NXT FUNCTION
tNXT_HI
tNXT_LO
tDIR_SET
NXT
NXT Minimum, High Pulse Width
NXT Minimum, Low Pulse Width
NXT Hold Time, Following
Change of DIR
See Figure 3
See Figure 3
See Figure 3
2.0
2.0
2.0
tDIR_HOLD
NXT Hold Time, Before Change of DIR
See Figure 3
2.0
POWER UP
tPU
tPOR
PORB/
WD
tRF
WATCHDOG
Power−Up Time
Reset Duration
Reset Filter Time
VBB = 12 V, ILOAD = 50 mA,
CLOAD = 220 nF
100
1.0
tWDTO
tWDPR
Watchdog Time Out Interval
Prohibited Watchdog
Acknowledge Delay
32
2.0
13. Characterization Data Only
14. Guaranteed by design.
Max
4.4
24.8
49.6
50
5.0
110
512
Unit
MHz
kHz
kHz
% fPWM
V/ms
V/ms
V/ms
V/ms
V/ms
V/ms
ns
kHz
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
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