N681622YG Nuvoton Technology Corporation of America, N681622YG Datasheet - Page 10

• Manufacturer Part Number: N681622YG
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of N681622YG

• Lead Free Status / RoHS Status: Supplier Unconfirmed

12.1.8.1.
12.1.8.2.
12.2.
12.2.1.
12.2.2.
12.2.2.1.
12.2.2.2.
12.2.2.3.
12.2.2.3.1.
12.2.2.3.2.
12.2.2.4.
12.2.3.
12.2.4.
12.2.5.
12.2.6.
12.2.7.
12.2.7.1.
12.3.
12.4.
13.
13.1.
14.
14.1.
14.1.1.
14.1.2.
14.1.3.
14.1.4.
14.1.5.
14.1.6.
14.1.7.
14.2.
14.2.1.
14.2.2.
14.2.3.
14.2.4.
14.2.5.
14.3.
14.3.1.
Preliminary Datasheet Rev1.0
DC/DC CONVERSION (INDUCTOR) ....................................................................................................... 60
EXTERNAL BATTERY SWITCHING ........................................................................................................ 62
DIGITAL INTERFACE .............................................................................................................................. 63
CLOCK GENERATION ............................................................................................................................ 63
PCM INTERFACE .................................................................................................................................... 64
WIDEBAND AND NARROWBAND OPERATION .................................................................................... 65
TOGGLING BETWEEN WIDEBAND AND NARROWBAND .................................................................... 66
PCM INTERFACE IN WIDEBAND OPERATION ..................................................................................... 66
PCM INTERFACE 8KHZ FRAME SYNC .................................................................................................. 66
PCM INTERFACE 16KHZ FRAME SYNC ................................................................................................ 67
PLL & PRESCALER IN WIDEBAND OPERATION .................................................................................. 67
SERIAL PERIPHERAL INTERFACE (SPI) ............................................................................................... 68
READ/WRITE SEQUENCE (8-BIT OR 16-BIT) ........................................................................................ 69
SPI DAISY CHAIN .................................................................................................................................... 71
SPI BURST MODE ................................................................................................................................... 72
SPECIAL READ SEQUENCE FOR 12-BIT WIDE REGISTER ................................................................ 73
12-BIT READ SEQUENCE ....................................................................................................................... 73
POWER-ON RESET ................................................................................................................................ 74
INTERRUPT HANDLING ......................................................................................................................... 75
GENERAL DESCRIPTION FOR N681622 (LINEFEED CIRCUIT)........................................................... 76
FUNCTIONAL DESCRIPTION FOR N681622 (LINEFEED CIRCUIT) ..................................................... 76
REGISTER DESCRIPTION ...................................................................................................................... 77
PCM CONTROL REGISTERS ................................................................................................................. 82
PCM CONTROL REGISTER .................................................................................................................... 82
RECEIVE/TRANSMIT TIMESLOT (WIDEBAND AND NARROWBAND) ................................................. 82
PLL STATUS REGISTER ......................................................................................................................... 83
PCM FREQUENCY SETTING REGISTER .............................................................................................. 84
SILICON VERSION ID REGISTER (READ ONLY) .................................................................................. 85
DEVICE VERSION ID REGISTER (READ ONLY) ................................................................................... 85
TIMESLOT (WIDEBAND) ......................................................................................................................... 85
FSK REGISTERS ..................................................................................................................................... 86
FSK CONTROL REGISTER ..................................................................................................................... 86
FSK TRANSMIT REGISTER .................................................................................................................... 86
FSK STATUS REGISTER (READ ONLY) ................................................................................................ 87
FSK LCR REGISTER ............................................................................................................................... 87
FSK TCR REGISTER ............................................................................................................................... 88
DIAGNOSTIC REGISTERS ..................................................................................................................... 89
DIAGNOSTIC CONTROL 0 ...................................................................................................................... 89
Page 10 of 164
Single Programmable Extended Codec/SLCC
N681386/87
January 2010