7641 datasheet(91/138 Pages) RENESAS

91 / 138 page

7641 Group

Rev.4.00

Aug 28, 2006

page 91 of 135

REJ03B0191-0400

Table 20 Electrical characteristics (2) (Vcc = 3.0 to 3.6 V, Vss = 0 V, Ta = –20 to 70°C, unless otherwise noted)

In Vcc = 3 V

Power source current

(Output transistor is

isolated.)

Limits

Parameter

Min.

Typ.

Max.

Symbol

Unit

Test conditions

ICC

Normal mode (Note 1)

f(XIN) = 24 MHz,

φ = 6 MHz

USB operating

Frequency synthesizer ON

Wait mode (Note 2)

f(XIN) = 24 MHz,

φ = 6 MHz

USB block enabled, USB clock

stopped, Frequency synthesizer ON

Wait mode (Note 3)

f(XCIN) = 32 kHz,

φ = 16 kHz

USB block disabled

Frequency synthesizer OFF

USB transceiver DC-DC converter OFF

Stop mode

USB transceiver DC-DC converter OFF

Ta = 25 °C

Stop mode

USB transceiver DC-DC converter OFF

Ta = 70 °C

2.5

1.0

µA

Notes 1: Operating in single-chip mode

Clock input from XIN pin (XOUT oscillator stopped)

USB operating with USB transceiver DC-DC converter enabled

Operating functions: Frequency synthesizer, CPU, two UARTs, DMAC, Timers and Count source generator

Disabled functions: Master CPU bus interface and Serial I/O

2: Operating in single-chip mode with Wait mode

Clock input from XIN pin (XOUT oscillator stopped)

USB suspended due to USB clock stopped with USB transceiver DC-DC converter enabled

Operating functions: Frequency synthesizer, Timers and Count source generator

Disabled functions: CPU, two UARTs, DMAC, Master CPU bus interface and Serial I/O

3: Operating in single-chip mode with Wait mode

XIN - XOUT oscillator stopped

Clock input from XCIN pin (XCOUT oscillator stopped)

USB stopped, USB clock stopped and USB transceiver DC-DC converter disabled

Operating functions: Timers and Count source generator

Disabled functions: Frequency synthesizer, CPU, two UARTs, DMAC, Master CPU bus interface and Serial I/O

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