XRA00 datasheet(37/40 Pages) STMICROELECTRONICS

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XRA00

XRA00 IMPEDANCE PARAMETERS

The XRA00 parameters are specified in Tables 16

and 17.

Table 16. XRA00 Parameters

Note: 1. Mil. Std. 883 - Method 3015.

2. VESD values for 6-inch wafers.

3. VESD values for 8-inch wafers.

Table 17. 6-inch Wafer XRA00 Impedance Parameters

Table 18. 8-inch Wafer XRA00 Impedance Parameters

Figure 39. XRA00 Input Impedance, Equivalent Serial Circuit

Symbol

Description

Conditions

Min

Max

Unit

tSTG

Storage Temperature

Wafer

°C

months

VOP

Minimum Operating voltage on the

antenna

FC = 915MHz, T = 25°C, Regulated

Internal VDD = 1.65V

0.5

Vrms

VESD

Electrostatic Discharge Voltage (1)

Machine Model

–50(2)

+50(2)

–200(3)

+200(3)

Human Body Model

–400(2)

+400(2)

–2500(3)

+2500(3)

Equivalent Serial Model for 6-inch wafers

(See Figure 39.)

Measurement conditions

T = +25°C, Regulated Internal VDD = 1.65V

Typical Value Characterized only.

Fc = 868MHz, Rs = 7.4Ω, Xs = −218Ω

Fc = 915MHz, Rs = 6.7Ω, Xs = −197.4Ω

Equivalent Serial Model for 8-inch wafers

(See Figure 39.)

Measurement conditions

T = +25°C, Regulated Internal VDD = 1.65V

Typical Value Characterized only.

Fc = 915MHz, Rs = 7Ω, Xs = −184Ω

Zeq

AC0

AC1

Zeq = RS + jXS

ai10778

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