LTM2893 datasheet(7/32 Pages) LINER

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LTM2893/LTM2893-1

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Select Pins (SA, SB, SC, SA2,

SB2, SC2) VOL and VOH vs VL or

VL2 Voltage

SPI and ADC Control Outputs

(MISOA, MISOB, BUSY, CNV2,

SCK2, SS2, MOSI2) VOL and VOH

vs VL or VL2 Voltage

SCK2 Frequency Variation

vs Temperature

TYPICAL PERFORMANCE CHARACTERISTICS

Specifications are at TA = 25°C. VCC = 5V, VL = 3.3V, GND = 0V, VCC2 = 5V, VL2 = 5.0V, GND2 = 0V, unless otherwise noted.

Supply Current vs Sampling Rate

18-Bit, SCK2 Frequency = 100MHz

Communication During 100kV/µs

Common Mode Transient Events

Temperature De-Rating for

Operating Temperature Range

(Communicating with an LTC2378-18)

VOH (4mA)

VOH (1mA)

VOH (0.5mA)

VOL (4mA)

VOL (1mA)

VOL (0.5mA)

VL OR VL2 SUPPLY (V)

1.5

2.5

3.5

4.5

5.5

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

2893 G07

VOH (4mA)

VOH (1mA)

VOH (0.5mA)

VOL (4mA)

VOL (1mA)

VOL (0.5mA)

VL OR VL2 SUPPLY (V)

1.5

2.5

3.5

4.5

5.5

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

2893 G08

MAX

MIN

TEMPERATURE (°C)

–60 –40 –20 0 20 40 60 80 100 120 140

100

101

102

103

104

2893 G09

VCC = 5V

VCC2 = 5V

VL2 = 5V

VL = 5V

IVCC

IVCC2

IVL2

IVL

SAMPLES PER SECOND (kSps)

200

400

600

800

1000

2893 G10

VL = 3.3V

VCC = 5.0V

VCC2 = VL2 = 5.0V

θJA = 36°C/W

C–Grade

I–Grade

H–Grade

TEMPERATURE (°C)

100

125

150

0.50

1.00

1.50

2893 G12

20ns/DIV

GND2 TO

GND

300V

BUSY

CNV

2893 G11

LTM2893 Datasheet(PDF) 7 Page - Linear Technology

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