Overview
The NCN6010DTBR2, produced by onsemi, is a level shifter analog circuit designed to translate the voltages between a SIM card and an external microcontroller. This device is equipped with a built-in DC-DC converter, enabling it to drive any type of SIM card, and it fulfills the GSM 11.11 specification. The NCN6010 is packaged in a TSSOP-14 format and is Pb-Free, making it suitable for modern electronic designs.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Power Supply Voltage | VDD | 2.7 | 3.6 | 7.0 | V |
| External Card Power Supply Voltage | SIM_VCC | - | - | 7.0 | V |
| Digital Input Voltage | VIH/VIL | 0.3 * VDD | - | 0.7 * VDD | V |
| Input Rise/Fall Time | tr/tf | - | 50 | - | ns |
| Input Capacitance | Cin | - | 10 | - | pF |
| Standby Supply Current | I_VDD | - | 500 | - | nA |
| Ground Current @ VDD = 3.0 V | I_VDD | - | 200 | - | μA |
Key Features
- Supports 3.0 V or 5.0 V operating SIM cards
- Built-in pull-up resistor for I/O pin in both directions
- All pins are fully ESD protected, according to GSM specification (6.0 kV ESD proof on SIM card pins)
- Supports 10 MHz clock
- Built-in DC-DC converter for voltage translation
- Bi-directional I/O line with active pull-up circuit
- Level shifters can be reprogrammed to cope with different output voltages
- Input Schmitt triggers to prevent uncontrolled operation
Applications
- Cellular phone SIM interface
- Identification modules
Q & A
- What is the primary function of the NCN6010?
The NCN6010 is a level shifter analog circuit designed to translate the voltages between a SIM card and an external microcontroller.
- What types of SIM cards does the NCN6010 support?
The NCN6010 supports both 3.0 V and 5.0 V operating SIM cards.
- What is the purpose of the built-in DC-DC converter?
The built-in DC-DC converter allows the NCN6010 to drive any type of SIM card by providing the necessary voltage translation.
- How is the SIM_VCC voltage programmed?
The SIM_VCC voltage is programmed using the MOD_VCC pin, where MOD_VCC = L sets SIM_VCC to 5.0 V and MOD_VCC = H sets SIM_VCC to 3.0 V.
- What is the role of the STOP pin?
The STOP pin is used to reset the SIM interface, switching off the SIM_VCC according to the ISO7816-3 Power Down procedure.
- What are the ESD protection features of the NCN6010?
All pins are fully ESD protected, with 6.0 kV ESD proof on SIM card pins according to GSM specifications.
- How does the bi-directional I/O line function?
The bi-directional I/O line automatically adapts the voltage difference between the microcontroller and the SIM card, with an active pull-up circuit to fast charge stray capacitance.
- What is the significance of the Schmitt trigger circuits in the NCN6010?
The Schmitt trigger circuits prevent the NCN6010 against uncontrolled operation by ensuring the output signal goes High when the input voltage is above 0.70*Vbat and Low when the input voltage is below 0.30*Vbat.
- What are the typical applications of the NCN6010?
The NCN6010 is typically used in cellular phone SIM interfaces and identification modules.
- What is the package type and ordering information for the NCN6010DTBR2?
The NCN6010DTBR2 is packaged in a TSSOP-14 format and is available in tape and reel packaging with 2500 units per reel.
