71M6521BE Datasheet, PDF (52/97 Pages) Teridian Semiconductor Corporation – Energy Meter IC

71M6521BE
Energy Meter IC
DATA SHEET
JANUARY 2008
VREF
V3P3A GNDA V3P3SYS
IA
VA
IB
MUX
VB
VBAT
VBIAS
TEMP
MUX
MUX
CTRL
EQU
MUX_ALT
CHOP_E
MUX_DIV
VREF
VREF_CAL
VREF_DIS
CROSS
CK32
VBIAS
ΔΣ ADC
CONVERTER
V3P3A
-
+
ADC_E
VREF
FIR
FIR_LEN
V3P3D
VBAT
VOLT
REG
X4MHZ
XIN
XOUT
OSC
(32KHz)
32KHz
CKTEST/
SEG19
CKOUT_E
4.9MHz
CK_GEN
CK_2X
MCK
PLL
CK32
32KHz
DIV
ADC
CKOUT_E
CKADC
4.9MHz
TEST
ECK_DIS
MPU_DIV
MUX_SYNC
STRT
TEST
MODE
CKCE
<4.9MHz
CE
32 bit Compute
Engine
WPULSE
VARPULSE
RTM
DATA
00-7F
CE
CONTROL
PROG
000-7FF
PLS_INV
PLS_INTERVAL
PLS_MAXWIDTH
CE_LCTN
EQU
PRE_SAMPS
SUM_CYCLES
RTM_0..3
RTM_E
CE_E
EEPROM
INTERFACE
LCD_ONLY
SLEEP
CKFIR
4.9MHz
2.5V to logic
V3P3D
LCD_GEN VLC2
CE RAM
(0.5KB)
MUX
MEMORY SHARE
1000-11FF
LCD_MODE
LCD_E
LCD DISPLAY
DRIVER
LCD_NUM
LCD_MODE
LCD_CLK
LCD_E
LCD_BLKMAP
LCD_SEG
LCD_Y
VLC1
VLC0
SEG32,33
SEG19,38
WPULSE
VARPULSE
DIGITAL I/O
DIO_EEX
DIO_PV/PW
DIO_DIR
DIO_R
LCD_NUM
DIO
DIO1,2
V3P3D
VBAT
GNDD
V2P5
COM0..3
SEG0..18
SEG24/DIO4 ..
SEG31/DIO11
SEG34/DIO14 ..
SEG37/DIO17
PB
RX
TX
OPT_RX/
DIO1
CKMPU
<4.9MHz
UART
OPTICAL
MPU
(80515)
SDCK
SDOUT
SDIN
DATA
0000-FFFF
2000-20FF
CONFIG
(I/O RAM)
CONFIGURATION
PARAMETERS
0000-07FF
MPU XRAM
(2KB)
OPT_TX/
DIO2/
WPULSE/
VARPULSE
V1
MOD
OPT_TXMOD
OPT_FDC
OPT_RXDIS
OPT_RXINV
OPT_TXE
OPT_TXINV
VBIAS
POWER FAULT
WAKE
COMP_STAT
FAULTZ
MPU_RSTZ
RESET
PROG
0000-1FFF
MEMORY
SHARE
CE_LCTN
0000-
1FFF
FLASH
(8KB)
FLSH66ZT
EMULATOR
PORT
E_RXTX
E_TCLK
E_RST (Open Drain)
E_RXTX/SEG38
E_TCLK/SEG33
E_RST/SEG32
ICE_E
TEST
MUX
TMUX[4:0]
TMUXOUT
February 2, 2007
Figure 19: Functional Blocks in BROWNOUT Mode (inactive blocks grayed out)
Page: 52 of 97
© 2005-2008 TERIDIAN Semiconductor Corporation
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