Datasheet

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SBAS253E − MAY 2003 − REVISED JULY 2006
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8
TQFP Package
SIGNAL DESCRIPTIONTYPEPIN NUMBER
Comparator Signals of Phase Currents
DAOUT 29 Analog Out 8-Bit DAC Output for Over-Current Limit Value
DAIN 30 Analog In Over-Current Limit Value as Input for Window Comparators
U_Cp 31 Analog In Phase U Current Signal Input for Sign and Window Comparator, Positive Input
U_Cn 32 Analog In Phase U Current Signal Input for Sign and Window Comparator, Negative Input
V_Cp 33 Analog In Phase V Current Signal Input for Sign and Window Comparator, Positive Input
V_Cn 34 Analog In Phase V Current Signal Input for Sign and Window Comparator, Negative Input
W_Cp 35 Analog In Phase W Current Signal Input for Sign and Window Comparator, Positive Input
W_Cn 36 Analog In Phase W Current Signal Input for Sign and Window Comparator, Negative Input
U_COMP 42 Digital Out Sign of Phase U Current
V_COMP 43 Digital Out Sign of Phase V Current
W_COMP 44 Digital Out Sign of Phase W Current
U_ILIM 45 Digital Out Over-current Output of Phase U, Active Low Output
V_ILIM 46 Digital Out Over-current Output of Phase V, Active Low Output
W_ILIM 47 Digital Out Over-current Output of Phase W, Active Low Output
Other Analog Signals
AN(x)p 15, 12, 10 Analog In Auxiliary Analog Input Channel (x), Positive Input
AN(x)n 14, 11, 9 Analog In Auxiliary Analog Input Channel (x), Negative Input
REFIN 97 Analog In Reference Voltage Input Pin
REFOUT 96 Analog Out Reference Voltage Output Pin
NC 84, 92, 93, 94 — No connection (should be left open)
DIGITAL INTERFACE SIGNALS
ADDR(x) 56 – 51 Digital In Address Decode Input
(1)
DATA(xx) 75 – 60 Digital In/Out Bidirectional 3-state Data Bus
(1)
CS 57 Digital In Active Low Chip-Select Signal
(1)
RD 59 Digital In Active Low Read Signal
(1)
WR 58 Digital In Active Low Write Signal
(1)
CLK 77 Digital In System Clock
INT 49 Digital Out Active High Interrupt Output
RST 79 Digital In Active Low Reset Input
M(x) 81, 80 Digital In Mode Select Pins
(1)
DAV 83 Digital Out Data Available Signal
HOLD1 87 Digital In Active Low Convert Start and Synchronous Hold Signal for Sample-and-Hold
Amplifiers
HOLD2 86 Digital In Active Low Asynchronous Hold Signal for Sample-and-Hold Amplifiers
POWER SUPPLY
AV
DD
8, 18, 28, 85, 98 Power Analog Power Supply
BV
DD
48, 78 Power Interface Power Supply
AGND 5, 21, 37, 82, 95 Analog Ground
BGND 50, 76 Interface Ground
SGND 13 Signal Ground
(1) See Digital section for detailed information about the different modes.