SIM Card Connector

The SIM card connector is located on the PCB. Only small SIM cards are supported.

Figure 5. Sim Card Reader Ultra phone
Table 4. SIM Connector Electrical Specifications

Pin

Name

Parameter

Min

Typ

Max

Unit

Notes

1

GND

GND

0

0

V

Ground

2

3V SIM Card

4.8 2.8

5.0 3.0

5.2 3.2

V

Supply voltage

3

DATA

5V Vin/Vout 3V Vin/Vout

4.0 0 2.8 0

"1" "0" "1" "0"

VSIM 0.5 VSIM

0.5

V

SIM data Trise/Tfall max 1us

4

3V SIM Card

4.0 2.8

"1" "1"

VSIM VSIM

V

SIM reset

5

SIMCL K

Frequency Trise/Tfall

3.25

25

MHz ns

SIM clock

6

3V SIM Card

4.8 2.8

5.0 3.0

5.2 3.2

V

Programming voltage pin6 and pin2 tied together

VSIM supply voltages are specified to meet type approval requirements regardless the tolerances in components.

0 0

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