71M6541DSLASHFSLASHG datasheet(145/166 Pages) MAXIM

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71M6541D/F/G and 71M6542F/G Data Sheet

Rev 5

145

6.4.9

2.5 V Voltage Regulator – Battery Power

Unless otherwise specified, V3P3SYS = V3P3A = 0, PB=GND (BRN).

Table 104: Low-Power Voltage Regulator Performance Specifications

Parameter

Condition

Min

Typ

Max

Unit

V2P5

VBAT = 3.0 V - 3.8 V,

V3P3 = 0 V, ILOAD = 0 mA

2.55

2.65

2.75

V2P5 load regulation

VBAT = 3.3 V, V3P3 = 0 V,

ILOAD = 0 mA to 1 mA

Voltage Overhead 2V − VBAT-VDD

ILOAD = 0ma, VBAT = 2.0 V,

V3P3 = 0 V.

200

6.4.10 Crystal Oscillator

Measurement conditions: Crystal disconnected, test load of 200 pF/100 k

Ω between XOUT and GNDD.

Table 105: Crystal Oscillator Performance Specifications

Parameter

Condition

Min

Typ

Max

Unit

Maximum Output Power to Crystal

Crystal connected, see note 1

μW

XIN to XOUT Capacitance

(see note 1)

Capacitance change on XOUT

RTCA_ADJ = 7F to 0,

Bias voltage = unbiased

Vpp = 0.1 V

Notes:

Guaranteed by design; not production tested.

6.4.11 Phase-Locked Loop (PLL)

Table 106: PLL Performance Specifications

Parameter

Condition

Min

Typ

Max

Unit

PLL Power up Settling Time

(see note 1)

PLL_FAST = 0, V3P3 = 0 V to 3.3 V

step, measured from first edge of

MCK

PLL_FAST settling time

PLL_FAST rise (see note 1)

PLL_FAST fall (see note 1)

V3P3 = 0 V, VBAT = 3.8 V to 2.0 V

PLL SLP to MSN Settling Time

(see note 2)

PLL_FAST = 0

PLL power up overshoot

(see note 1)

PLL_FAST = 0

2.5

MHz

Notes:

Guaranteed by design; not production tested.

71M6541D/F/G Datasheet(PDF) 145 Page - Maxim Integrated Products

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