LE57D121BTC
- Mfr.Part #
- LE57D121BTC
- Manufacturer
- Microchip Technology
- Package / Case
- 44-TQFP Exposed Pad
- Datasheet
- Download
- Description
- IC TELECOM INTERFACE 44TQFP
- Stock
- 3,162
- In Stock :
- 3,162
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Telecom
- Mount :
- Surface Mount
- Polarity Reversal :
- yes
- Base Product Number :
- LE57D121
- Current - Supply :
- -
- Number of Circuits :
- 2
- Operating Supply Voltage :
- 5V
- Operating Supply Current :
- 9.3mA
- Number of Channels per Chip :
- 2
- Typical Operating Supply Voltage :
- 5 V
- Factory Lead Time :
- 10 Weeks
- Screening Level :
- Industrial
- Published :
- 2012
- RoHS Status :
- ROHS3 Compliant
- Package :
- Tape and Reel (TR)
- Package / Case :
- 44-TQFP Exposed Pad
- Mounting :
- Surface Mount
- Product Status :
- Obsolete
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Function :
- Subscriber Line Interface Concept (SLIC)
- Operating Temperature :
- -40°C~85°C
- Pin Count :
- 44
- Packaging :
- Tape and Reel (TR)
- Voltage - Supply :
- 4.75V~5.25V
- Min Supply Voltage :
- 4.75V
- Minimum Operating Supply Voltage :
- 4.75 V
- Maximum Operating Supply Voltage :
- 5.25 V
- Max Operating Temperature :
- 85°C
- Supplier Device Package :
- 44-TQFP-EP (10x10)
- Mounting Type :
- Surface Mount
- Min Operating Temperature :
- -40°C
- On-Chip Ring Relay Driver :
- No
- Series :
- -
- Supplier Package :
- LQFP EP
- On-Hook Transmission :
- yes
- Lifecycle Status :
- IN PRODUCTION (Last Updated: 3 weeks ago)
- Interface :
- 2-Wire
- Datasheets
- LE57D121BTC
5V Telecom device 2 Circuits Min 4.75V V
LE57D121BTCT Overview
In order to save space on the board, 44-TQFP Exposed Pad packages are used.Telecommunications equipment is packed in the Tape & Reel (TR)-way.Telecommunications equipment is mounted with type Surface Mount.A 2-circuit composes this telecom IC .The voltage supplied to 4.75V~5.25V can improve efficiency.A temperature setting of -40°C~85°C ensures reliable performance.Mounted in the direction of Surface Mount.A --volt supply current is used to operate telecom equipment .To offer designers much flexibility, it is powered by 5V voltage.Designers have a great deal of flexibility with this telecom circuit due to its operation with the supply current provided by 9.3mA.This part can perform many functions similar to the electronic parts under the - series.For normal operation, the temperature is set at -40°C minimum.Ensure normal operation by setting the temperature to the maximum value of 85°C.You should supply at least 4.75V volts.It is designed with 44 telecom product pins.
LE57D121BTCT Features
Available in the 44-TQFP Exposed Pad package
Operating supply voltage of 5V
Operating supply current of 9.3mA
LE57D121BTCT Applications
There are a lot of Microchip Technology
LE57D121BTCT Telecom applications.
- T1/E1/J1 add/drop multiplexers (MUX)
- Channel Service Units (CSUs): T1/E1/J1
- Fractional T1/E1/J1
- BITS Timing
- Digital Access Cross-connect System (DACs)
- Digital Cross-connect Systems (DCS)
- Frame Relay Switches and Access Devices (FRADS)
- ISDN Primary Rate Interfaces (PRA)
- PBXs channel bank
- PCM channel bank
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















