Serial Signal Generator SLA7042M SLA7044M sAbsolute Maximum Ratin
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PG001M
Serial Signal Generator SLA7042M SLA7044M
sAbsolute Maximum Ratings
Parameter Supply voltage Input voltage Input current Output voltage Output current Power dissipation Operating temperature Storage temperature Symbol Tstg Ratings -0.5 -0.5 VDD+0.5 -0.5 VDD+0.5 +150 (Ta=25°C) Units
sElectrical Characteristics
Parameter Supply voltage Supply current Output voltage Input current Input voltage Input hysteresis voltage Input capacity Internal oscillation frequency Propagation delay time Symbol VCIL tpsR
(Ta=25°C) Conditions Ratings 0.35 0.45 Units
characteristics
DD=5.5V DD=5V, =±3mA DD=5V, VI=0 VDD=5V VDD=5V VDD=5V VDD=5V Fig. DD=5V, CL=15pF Fig. level time, VDD=5V level time, VDD=5V Inter-clock Fig. Inter-clock Fig. -0.3
characteristics
Output voltage Rise fall time CLOCK terminal Input clock time Reset setting time Stabilization time after reset Signal setting time Stabilization time after signal input
Fig.
CLOCK_IN CLOCK_OUT DATA
Fig.2
CLOCK_OUT DATA STROBE
STROBE
Fig. Timing conditions
Excitation switching point
CLOCK_IN RESET
CW/CCW
switching occurs only while CLOCK-IN level
PG001M
Serial Signal Generator SLA7042M SLA7044M
PG001M
sInternal Block Diagram
Input Output
Excitation mode setting section
Number inside shape indicates number.
Parallel signal generator Parallel-serial signal converter
CLOCK_OUT DATA_A DATA_B STROBE
Phase
CLOCK_IN CW/CCW RESET
Up/Down counter
Oscillator
open input pins (Apart from CP1, pins)
sDiagram Standard External Circuit
RESET CLOCK_IN CW/CCW DATA_B CLOCK _OUT
CLOCK_A CLOCK_B
STROBE
STROBE_A STROBE_B
SLA7042M SLA7044M
DATA_A
DATA_A DATA_B
PG001M
Serial Signal Generator SLA7042M SLA7044M
PG001M
sExternal Dimensions
19.2 20.0max
(Unit:
Part
0.89
6.65max
7.62
2.54min 5.08max
0.51min
2.54±0.25
0.48±0.10 15°C
0.25 -0.05
+0.11
sOutput Mode Output Pulse
Output pulse excitation
Phase CLOCK _OUT STROBE CLOCK _OUT STROBE
Output pulse excitation
Phase
Output mode
Output mode
PG001M
Serial Signal Generator SLA7042M SLA7044M
PG001M
sInput Output Function Correlation Table
Input Mode CLOCK /CCW RESET Output Mode Input Mode Output Output Mode Mode RESET Output CLOCK STROBE _OUT DATA DATA
Don't care outputs level while CLOCK_IN level when output mode (7:7), (7:7), (7:7),or (7:7). Modes brackets phase
sExcitation Selection Table
Input Excitation method Excitation mode selection Phase Full Step Phase Half Step W1-2 Phase Step 2W1-2 Phase Step Output current mode SLA7042M/7044M Torque vector 55.5% 71.4% 100% 141% 100% 100% 100% 100%
sOutput Mode Sequence
Excitation method CW/CCW CLOCK DATA_A DATA_B DATA_A DATA_B Phase Full Step (VC: DATA_A DATA_B DATA_A DATA_B Phase Half Step DATA_A DATA_B DATA_A DATA_B W1-2 Phase Step DATA_A DATA_B DATA_A DATA_B DATA_A DATA_B DATA_A DATA_B
RESET
output
Phase Full Step (VC:
2W1-2 Phase Step
PG001M
Serial Signal Generator SLA7042M SLA7044M
PG001M
sOutput Timing Chart (CW) Excitation Current SLA7042M/7044M
RESET CLOCK_IN
Phase Full Step (VC:
Phase Half Step
W1-2 Phase Step
2W1-2 Phase Step
phase output mode
PG001M
Serial Signal Generator SLA7042M SLA7044M
PG001M
sOutput Timing Chart (CCW) Excitation Current SLA7042M/7044M
RESET CLOCK_IN
Phase Full Step (VC:
Phase Half Step
W1-2 Phase Step
2W1-2 Phase Step
phase VC:L, output mode
PG001M
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