Datasheet LTC4301 (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | Supply Independent Hot Swappable 2-Wire Bus Buffer |
| Seiten / Seite | 12 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PACKAGE/ORDER INFORMATION. Order … |
| Dateiformat / Größe | PDF / 229 Kb |
| Dokumentensprache | Englisch |
ABSOLUTE MAXIMUM RATINGS (Note 1). PACKAGE/ORDER INFORMATION. Order Options. ELECTRICAL CHARACTERISTICS The
Modelllinie für dieses Datenblatt
Textversion des Dokuments
LTC4301
W W W U ABSOLUTE MAXIMUM RATINGS (Note 1)
VCC to GND ... –0.3V to 7V Storage Temperature Range SDAIN, SCLIN, SDAOUT, SCLOUT, CS .. –0.3V to 7V MSOP ... – 65°C to 150°C READY .. –0.3V to 6V DFN .. – 65°C to 125°C Operating Temperature Range Lead Temperature (Soldering, 10 sec).. 300°C LTC4301C ... 0°C to 70°C LTC4301I .. – 40°C to 85°C
U W U PACKAGE/ORDER INFORMATION
TOP VIEW ORDER PART ORDER PART NUMBER NUMBER CS 1 8 VCC TOP VIEW LTC4301CDD LTC4301CMS8 SCLOUT 2 7 SDAOUT CS 1 8 VCC 9 SCLIN 3 6 SDAIN LTC4301IDD SCLOUT 2 7 SDAOUT LTC4301IMS8 SCLIN 3 6 SDAIN GND 4 5 READY GND 4 5 READY DD PART MS8 PART MARKING* MS8 PACKAGE DD PACKAGE 8-LEAD PLASTIC MSOP MARKING* 8-LEAD (3mm × 3mm) PLASTIC DFN TJMAX = 125°C, θJA = 200°C/W T LBBY LTBBW JMAX = 125°C, θJA = 43°C/W EXPOSED PAD (PIN 9) PCB CONNECTION OPTIONAL
Order Options
Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ *The temperature grade is identified by a label on the shipping container. Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VCC = 2.7V to 5.5V, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Power Supply
VCC Positive Supply Voltage ● 2.7 5.5 V ICC Supply Current VCC = 5.5V, VSDAIN = VSCLIN = 0V ● 4.5 6.2 mA VCC = 5.5V, CS = 5.5V 300 µA
Start-Up Circuitry
VPRE Precharge Voltage SDA, SCL Floating ● 0.85 1.05 1.25 V tIDLE Bus Idle Time ● 60 95 175 µs RDYVOL READY Output Low Voltage IPULLUP = 3mA ● 0.4 V VTHRCS Connection Sense Threshold 0.8 1.4 2 V ICS CS Input Current CS from 0V to VCC ±0.1 ±1 µA VTHR SDA, SCL Logic Input Threshold Voltage Rising Edge 1.55 1.8 2.0 V VHYS SDA, SCL Logic Input Threshold Voltage (Note 3) 50 mV Hysteresis tPLH CS Delay On-Off 10 ns READY Delay Off-On 10 ns tPHL CS Delay Off-On 95 µs READY Delay On-Off 10 ns IOFF Ready Off Leakage Current ±0.1 µA 4301fb 2
W W W U ABSOLUTE MAXIMUM RATINGS (Note 1)
VCC to GND ... –0.3V to 7V Storage Temperature Range SDAIN, SCLIN, SDAOUT, SCLOUT, CS .. –0.3V to 7V MSOP ... – 65°C to 150°C READY .. –0.3V to 6V DFN .. – 65°C to 125°C Operating Temperature Range Lead Temperature (Soldering, 10 sec).. 300°C LTC4301C ... 0°C to 70°C LTC4301I .. – 40°C to 85°C
U W U PACKAGE/ORDER INFORMATION
TOP VIEW ORDER PART ORDER PART NUMBER NUMBER CS 1 8 VCC TOP VIEW LTC4301CDD LTC4301CMS8 SCLOUT 2 7 SDAOUT CS 1 8 VCC 9 SCLIN 3 6 SDAIN LTC4301IDD SCLOUT 2 7 SDAOUT LTC4301IMS8 SCLIN 3 6 SDAIN GND 4 5 READY GND 4 5 READY DD PART MS8 PART MARKING* MS8 PACKAGE DD PACKAGE 8-LEAD PLASTIC MSOP MARKING* 8-LEAD (3mm × 3mm) PLASTIC DFN TJMAX = 125°C, θJA = 200°C/W T LBBY LTBBW JMAX = 125°C, θJA = 43°C/W EXPOSED PAD (PIN 9) PCB CONNECTION OPTIONAL
Order Options
Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ *The temperature grade is identified by a label on the shipping container. Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VCC = 2.7V to 5.5V, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Power Supply
VCC Positive Supply Voltage ● 2.7 5.5 V ICC Supply Current VCC = 5.5V, VSDAIN = VSCLIN = 0V ● 4.5 6.2 mA VCC = 5.5V, CS = 5.5V 300 µA
Start-Up Circuitry
VPRE Precharge Voltage SDA, SCL Floating ● 0.85 1.05 1.25 V tIDLE Bus Idle Time ● 60 95 175 µs RDYVOL READY Output Low Voltage IPULLUP = 3mA ● 0.4 V VTHRCS Connection Sense Threshold 0.8 1.4 2 V ICS CS Input Current CS from 0V to VCC ±0.1 ±1 µA VTHR SDA, SCL Logic Input Threshold Voltage Rising Edge 1.55 1.8 2.0 V VHYS SDA, SCL Logic Input Threshold Voltage (Note 3) 50 mV Hysteresis tPLH CS Delay On-Off 10 ns READY Delay Off-On 10 ns tPHL CS Delay Off-On 95 µs READY Delay On-Off 10 ns IOFF Ready Off Leakage Current ±0.1 µA 4301fb 2