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NCV70521MN003G

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P28
AMIS−30521, NCV70521
http://onsemi.com
7
Table 5. DC PARAMETERS
(DC Parameters are Given for V
BB
and Temperature in Their Operating Ranges Unless Otherwise Specified)
Convention: Currents Flowing in the Circuit are Defined as Positive
Symbol UnitMaxTypMinRemark/Test ConditionsParameterPin(s)
DIGITAL OUTPUTS
V
OL
DO, ERR Logic Low Level Open Drain I
OL
= 5 mA 0.30 V
THERMAL WARNING AND SHUTDOWN
T
tw
Thermal Warning 138 145 152 °C
T
tsd
(Notes 11, 12)
Thermal Shutdown T
tw
+ 20 °C
CHARGE PUMP
V
cp
VCP
Output Voltage
6 V v V
BB
v 14 V
2 * V
BB
− 2.5
V
14 V < V
BB
v 30 V
V
BB
+
10
V
BB
+
15
C
buffer
External Buffer Capacitor 180 220 470 nF
C
pump
CPP CPN External Pump Capacitor 180 220 470 nF
PACKAGE THERMAL RESISTANCE VALUES
Rth
ja
NQFP
Thermal Resistance
Junction−to−Ambient
Simulated Conform JEDEC
JESD−51, (2S2P)
30 K/W
Rth
jp
Thermal Resistance
Junction−to−Exposed Pad
0.95 K/W
SPEED AND LOAD ANGLE OUTPUT
V
out
SLA
Output Voltage Range 0.2
V
DD
−
0.2
V
V
off
Output Offset SLA Pin
SLAG = 0 −50 50 mV
SLAG = 1 −30 30 mV
G
sla
Gain of SLA Pin = V
BEMF
/ V
COIL
SLAG = 0
0.5
SLAG = 1
0.25
R
out
Output Resistance SLA Pin 0.23 1
kW
C
load
Load Capacitance SLA Pin 50 pF
11. No more than 100 cumulative hours in life time above T
tw
12.Thermal shutdown is derived from Thermal Warning
AMIS−30521, NCV70521
http://onsemi.com
8
Table 6. AC PARAMETERS (AC Parameters are Given for V
BB
and Temperature in Their Operating Ranges)
Symbol
Pin(s) Parameter Remark/Test Conditions Min Typ Max Unit
INTERNAL OSCILLATOR
f
osc
Frequency of Internal Oscillator 3.6 4 4.4 MHz
MOTORDRIVER
f
PWM
MOTxx
PWM Frequency
Frequency Depends Only on
Internal Oscillator
20.8 22.8 24.8 kHz
Double PWM Frequency 41.6 45.6 49.6 kHz
f
d
PWM Jitter Depth (Note 13) 10 % f
PWM
Tb
rise
MOTxx
Turn−On Voltage Slope, 10% to 90%
(Note 13)
EMC[1:0] = 00 150
V/ms
EMC[1:0] = 01 100
V/ms
EMC[1:0] = 10 50
V/ms
EMC[1:0] = 11 25
V/ms
Tb
fall
MOTxx
Turn−off Voltage Slope, 90% to 10%
(Note 13)
EMC[1:0] = 00 150
V/ms
EMC[1:0] = 01 100
V/ms
EMC[1:0] = 10 50
V/ms
EMC[1:0] = 11 25
V/ms
DIGITAL OUTPUTS
T
H2L
DO
ERR
Output Falltime from V
inH
to V
inL
Capacitive Load 400 pF and
Pullup Resistor of 1.5 kW
50 ns
CHARGE PUMP
f
CP
CPN
CPP
Charge Pump Frequency 250 kHz
T
CPU
MOTxx Startup Time of Charge Pump (Note 14) Spec External Components 5 ms
CLR FUNCTION
t
CLR
CLR Minimum Time for Hard Reset 100
ms
NXT FUNCTION
t
NXT_HI
NXT
NXT Minimum, High Pulse Width See Figure 4 2.0
ms
t
NXT_LO
NXT Minimum, Low Pulse Width See Figure 4 2.0
ms
t
DIR_SET
NXT Hold Time, Following Change of
DIR
See Figure 4 2.0
ms
t
DIR_HOLD
NXT Hold Time, Before Change of DIR See Figure 4 2.0
ms
13.Characterization Data Only
14.Guaranteed by design.
DIR
NXT
VALID
t
NXT_HI
t
NXT_LO
t
DIR_SET
t
DIR_HOLD
0.5 V
CC
Figure 4. NXT−Input Timing Diagram
AMIS−30521, NCV70521
http://onsemi.com
9
Table 7. SPI TIMING PARAMETERS
Symbol Parameter Min Typ Max Unit
t
CLK
SPI Clock Period 1
ms
t
CLK_HIGH
SPI Clock High Time 100 ns
t
CLK_LOW
SPI Clock Low Time 100 ns
t
SET_DI
DI Setup Time, Valid Data Before Rising Edge of CLK 50 ns
t
HOLD_DI
DI Hold Time, Hold Data After Rising Edge of CLK 50 ns
t
CSB_HIGH
CS High Time 2.5
ms
t
SET_CSB
CS Setup Time, CS Low Before Rising Edge of CLK 100 ns
t
SET_CLK
CLK Setup Time, CLK High Before Rising Edge of CS 100 ns
DI
VALID
CLK
t
SET_CSB
CS
t
CLK
t
CLK_HI
t
CLK_LO
t
SET_DI
t
HOLD_DI
t
SET_CLK
0.2 V
CC
0.8 V
CC
0.2 V
CC
0.2 V
CC
0.2 V
CC
0.8 V
CC
Figure 5. SPI Timing
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P28

NCV70521MN003G

Mfr. #:
Buy NCV70521MN003G
Manufacturer:
ON Semiconductor
Description:
Motor / Motion / Ignition Controllers & Drivers SPI STEPPER DRIVER
Lifecycle:
New from this manufacturer.
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