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1-2-1 2-Phase Stepper Motor Unipolar Driver ICs PG001M Serial Signal Generator ICs for SLA7042M and SLA7044M Absolute Maximum Ratings Parameter Supply Voltage Input Voltage Input Current Output Voltage Output Current Power Dissipation Operating Temperature Storage Temperature Symbol VDD VI II VO IO PD TOP Tstg Ratings -0.5 to 7 -0.5 to VDD+0.5 10 -0.5 to VDD+0.5 15 200 -20 to +85 -40 to +150 Unit V V mA V mA mW C C (Ta=25C) Electrical Characteristics Parameter Supply Voltage Symbol VDD IDD VOH VOL II VIH VIL VH CI F TCS TCC Tr Tf VCIH VCIL tsR tpsR tsS tpsS (Ta=25C) Conditions Ratings min. 4.5 VDD=5.5V VDD=5V, IO=3mA VDD=5V, VI=0 or 5V VDD=5V VDD=5V VDD=5V VDD=5V See Fig.1. VDD=5V, CL=15pF See Fig.2. H level time, VDD=5V L level time, VDD=5V From/To CLOCK_IN See Fig.3. From/To CLOCK_IN See Fig.3. 4.5 0.5 100 100 3.5 -0.3 1 5 1.5 50 430 20 20 100 550 10 4.5 0.4 1 5 1.5 0.35 typ. max. 5.5 0.45 Unit V mA V DC characteristics Supply Current Output Voltage Input Current Input Voltage Input Hysteresis Voltage Input Capacity Internal Oscillation Frequency Propagation Delay Time A V V pF MHz ns ns AC characteristics Output Voltage Rise and Fall Time CLOCK IN Terminal Input Clock Time Reset Setting Time (A) Stabilization Time After Reset Input (B) Signal Setting Time (C) Stabilization Time After Signal Input (D) s ns ns Fig. 1 Fig.2 90% CLOCK_OUT DATA STROBE 10% Fig. 3 Timing conditions Excitation changeover point CLOCK_IN CLOCK_OUT DATA STROBE TCC 1/F 1/F TCS CLOCK_IN A RESET B Tr Tf MO MS1 MS2 CW/CCW C D VC C D C D C D VC changeover occurs only while CLOCK-IN level is L. Typical Connection Diagram 5V 16 1 2 MPU 3 6 7 15 9 VDD RESET CLOCK_IN CW/CCW MS1 MS2 VC DATA_B MO NC GND CP1 CP2 CLOCK _OUT 14 CLOCK_A CLOCK_B P G 0 0 1 M STROBE 13 STROBE_A STROBE_B SLA7042M SLA7044M DATA_A 11 10 DATA_A DATA_B 12 8 5 4 Rs Rs NC NC NC 124 ICs PG001M Internal Block Diagram VDD 16 *** Input *** Output MS1 MS1 6 7 (A) Excitation mode setting section SET (Numbers indicate pin numbers.) Input and Output Function Correlation Table Input Mode CLOCK _IN CW /CCW L CW L H CCW H H CCW H H L L Output Mode Input Mode 4 or 7 4 or 7 Output Output Mode Mode x 14 CLOCK_OUT (C) Parallel-serial signal converter 11 DATA_A 10 DATA_B 13 STROBE Output RESET H CW CW MO CLOCK STROBE _OUT DATA -A DATA -B CCW 2h a (B) Parallel signal generator b c VC 15 MO 9 RESET x x : Immaterial * : MO outputs L level while CLOCK_IN is H level when output mode is 4:4 (7:7), 4:4 (7:7), 4:4 (7:7), or 4:4 (7:7). Modes in brackets ( ) are for 2-2 phase VC:H. Q1 Q2 Q3 Q4 Phase Excitation Selection Table Input Output current mode of SLA7042M/7044M 0 1 2 3 4 5 6 7 Torque vector 0% 20% 40% 55.5% 71.4% 83% 91% 100% - - - - - - - - - - - - - - - - - - - - - - 141% 100% 100% 100% 100% Excitation method Excitation mode selection VC MS1 MS2 CLOCK_IN CW/CCW RESET 2 3 1 (D) Up/Down counter (E) Oscillator 8 GND 5 CP1 4 CP2 12 NC 2-2 Phase Full Step 1-2 Phase Half Step W1-2 Phase 1/4 Step 2W1-2 Phase 1/8 Step H L x x x L L H L H L L L H H Connect all unused input pins to H or L level (Except for CP1,CP2 and NC pins) Output Mode Vs Output Pulse Output pulse OUT excitation Phase CLOCK _OUT STROBE 0 0 a b c CLOCK _OUT STROBE 0 0 Output Mode Sequence Excitation method CW/CCW CLOCK MO CW DATA_A DATA_B CCW DATA_A DATA_B RESET 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 HHHHHHH LHHHHHHHLHHHHHHHLHHHHHHHL =======7=======7=======7=======7 =======7=======7=======7=======7 =======7=======7=======7=======7 =======7=======7=======7=======7 =======4=======4=======4=======4 =======4=======4=======4=======4 =======4=======4=======4=======4 =======4=======4=======4=======4 ===0===4===7===4===0===4===7===4 ===7===4===0===4===7===4===0===4 ===7===4===0===4===7===4===0===4 ===0===4===7===4===0===4===7===4 =2=0=2=4=6=7=6=4=2=0=2=4=6=7=6=4 =6=7=6=4=2=0=2=4=6=7=6=4=2=0=2=4 =6=7=6=4=2=0=2=4=6=7=6=4=2=0=2=4 =2=0=2=4=6=7=6=4=2=0=2=4=6=7=6=4 32101234567776543210123456777654 56777654321012345677765432101234 56777654321012345677765432101234 32101234567776543210123456777654 = : No output Output pulse OUT excitation Phase a b c L 7 7 7 7 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 2-2 Phase Full Step (1) (VC:H) 0 1 2 Output mode 0 0 1 2 Output mode 0 0 0 2-2 Phase Full Step (2) (VC:L) CW DATA_A DATA_B CCW DATA_A DATA_B 0 0 CW 1-2 Phase Half Step DATA_A DATA_B 3 0 3 0 CCW DATA_A DATA_B 4 0 4 0 CW W1-2 Phase 1/4 Step CCW DATA_A DATA_B DATA_A DATA_B 5 6 0 5 6 0 0 0 7 0 7 2W1-2 Phase 1/8 Step CW DATA_A DATA_B CCW DATA_A DATA_B External Dimensions (DIP16) 19.2 20.0max 16 Lot No. Part No. 1 0.89 1.3 8 9 6.3 6.65max (Unit : mm) 7.62 2.54min 5.08max 0.51min 2.540.25 0.480.10 0 to 15C 0.25 -0.05 +0.11 Product Mass : Approx.1g ICs 125 |
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