NMTTLD6S5MC www.murata-ps.com Digital Isolator DC-DC 6V 5V 6V 5V regulated 5V Regulator 0V 0V Isolated DC-DC Power Supply 0V -6V -6V FEATURES Vcc UL60950 recognised for 250Vrms basic 0V Isolated TTL Transceiver input lines output lines insulation output lines input lines ANSI/AAMI ES60601-1, 1 MOOP recognised RoHS compliant SELECTION GUIDE SMD compatible 1 Order Code NMTTLD6S5MC +6V, -6V unregulated and +5V regulated TTL signal isolator MODULE CHARACTERISTICS 2 outgoing 2 incoming data lines SWITCHING CHARACTERISTICS 25Mbps data rate Parameter Test conditions Min. Typ. Max. Units Symbol Industrial temperature range -40C to Pulse width Within PDW limit 40 ns PW +95C Date rate Within PDW limit 25 Mbps Propagation delay 50% input to 50% output 25 33 ns tPHL, tPLH Tested at 1500Vac RMS Hi Pot Test Pulse width distortion tPLH - tPHL 3 ns PWD o Change vs. Temperature 3 ps/ C Propagation delay skew Between any two units 17 ns tPSK PRODUCT OVERVIEW Codirectional, Channel matching 5 ns tPSKCD The NMTTLD6S5MC is a low power electrically Opposing direction, Channel matching 7 ns tPSKOD isolated TTL data transmission device. No external Jitter 2ns components are needed as a single 5V supply ELECTRICAL CHARACTERISTICS powers all functions either side of the isolation Parameter Test conditions Min. Typ. Max. Units Symbol boundary. NMTTLD655MC also provides a Supply voltage 4.5 5.0 5.5 V Vin regulated 5V, unregulated 6V and -6V isolated supplys for system use. Logic high (Input) = 3.5 For secondary 0.7Vin V VIH Logic low (Input) = 1.5 for secondary 0.3VIN VVIL IOx = -20A, VIx = VIxH Vin - 0.1 5.0 V VOH = 4.9 for secondary Logic high (Output) IOx = -4mA, VIx = VIxH Vin - 0.4 4.8 V VOH = 4.6 for secondary 1. Components are supplied in tape and reel packaging, please refer to package specication section. Orderable part numbers are NMTTLD6S5MC-R7 (80 pieces per reel), or NMTTLD6S5MC-R13 (350 pieces per reel). For full details go to All specications typical at TA=25C, nominal input voltage and rated output current unless otherwise specied. www.murata-ps.com/rohs www.murata-ps.com/support KDC NMTTLD6S5MC.B02 Page 1 of 8 Isolation NMTTLD6S5MC Digital Isolator DC-DC ELECTRICAL CHARACTERISTICS (Continued) Parameter Test conditions Min. Typ. Max. Units Symbol IOx = 20A, VIx = VIxH = 4.9 for secondary 0.0 0.1 V VOL Logic low (Output) IOx = 4mA, VIx = VIxH = 4.6 for secondary 0.2 0.4 V VOL Input current per channel 0V VIx 5V, 0V VCTRLx 5V -10 +0.01 +10 A II Quiescent Supply Current Regulator input side 0.5 0.6 mA IDDL (Q) I/O Input 0.027 0.05 mA IDDIL (Q) Regulator output side 1.26 1.7 mA IDDO (Q) I/O Output 0.031 0.1 mA IDDOL (Q) Dynamic Supply Current Regulator input side 0.07 mA/Mbps IDDL (D) I/O Input 0.9 A/Mbps IDDIL (D) Regulator output side 0.01 mA/Mbps IDDO (D) I/O Output 0.02 mA/Mbps IDDOL (D) AC Specications Output rise/Fall time 10% to 90% 2.5 ns Common-mode transient immunity VIx = VDDL, VCM = 1000V, transient magnitude = 800V 25 35 kV/s CM Refresh period 1.66 s tr DC-DC CHARACTERISTICS INPUT CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Voltage range Continuous operation 4.5 5 5.5 V Input Current 5V input 280 mA Input reected ripple current 5V input 6 mA p-p OUTPUT CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Line regulation Low line to high line 1.1 1.3 %% Load Regulation All output types 5 10 % Ripple and noise 25 50 mV p-p 5V Regulated 0.4 Power W Total available power across all outputs 0.8 TEMPERATURE CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Operation See derating curve -40 95 Storage -50 125 C Product temperature rise above ambient Measured in the isolation barrier 20 ISOLATION CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units Isolation capacitance 5pF Production tested for 1 second 1500 VAC rms Isolation test voltage Qualication tested for 1 minute 1500 VAC rms Resistance Viso = 1kVDC 5 G GENERAL CHARACTERISTICS Parameter Conditions Min. Typ. Max. Units MIL-HDBK-217 FN2 4000 kHrs MTTF - nominal input voltage at full load Telcordia SR-332 20000 kHrs Switching frequency 90 kHz ABSOLUTE MAXIMUM RATINGS Parameter Conditions Value Input voltage 6V Logic terminal voltages -0.5V to Vin +0.5V www.murata-ps.com/support KDC NMTTLD6S5MC.B02 Page 2 of 8