tc3400 Microchip Technology Inc., tc3400 Datasheet - Page 4

• Manufacturer Part Number: tc3400
• Description: +1.8v, Low Power, 16-bit Sigma-delta A/d Converter
• Manufacturer: Microchip Technology Inc.

TC3400
TC3400 AC ELECTRICAL SPECIFICATIONS
DS21409B-page 4
TC3400 DC ELECTRICAL SPECIFICATIONS (CONTINUED)
Electrical Characteristics: T
temperatures of 0°C to 85°C. V
SCLK
V
V
I
SDAT
V
V
Note 1: Differential input voltage defined as (V
Electrical Characteristics: T
temperatures of 0°C to 85°C. V
t
t
t
t
t
t
Note 1: Nominal temperature drift is -2830ppm/C° for temperature less than 25°C and -1340ppm/°C for temperatures
LEAK
1
2
3
4
5
8
Symbol
IL
IH
OL
OH
Symbol
2: Resistance from INn+ to INn- or INn to GND.
3: @ V
greater than 25°C
Input Low Voltage
Input High Voltage
Leakage Current
Output Low Voltage
Output High Voltage (SDAT)
Resolution Reduction Clock Width
Resolution Reduction Clock Width
Conversion Time (15-bit Plus Sign)
Conversion Time (14-bit Plus Sign)
Conversion Time (13-bit Plus Sign)
Conversion Time (12-bit Plus Sign)
Conversion Time (11-bit Plus Sign)
Conversion Time (10-bit Plus Sign)
Conversion Time (9-bit Plus Sign)
Resolution Reduction Window
SCLK to Data Valid
Acknowledge Delay
DD
= 1.8V, I
Parameter
SOURCE
Parameter
.
A
A
REF
REF
= 25°C and V
= 25°C and V
= 1.25V, Internal Clock Frequency = 520kHz.
= 1.25V, Internal Clock Frequency = 520kHz.
≤ 200
µ
A.
DD
DD
= 2.7V, unless otherwise specified. Boldface type specifications apply for
= 2.7V, unless otherwise specified. Boldface type specifications apply for
IN
+ – V
1000
Min
—
—
—
—
—
—
—
—
—
1
1
0.7 x V
0.9 x V
IN
-).
Min
—
—
—
t
t
t
t
DD
DD
t
t
t
3
3
3
3
3
3
3
Typ
125
/15.1
/28.6
/51.4
/85.7
—
—
/2.0
/4.0
/7.8
—
—
Typ
—
—
—
—
1
1000
Max
—
—
—
—
—
—
—
—
—
—
—
0.3 x V
Max
0.4
—
—
—
msec 16-bit Conversion, T
msec 15-bit Conversion
msec 14-bit Conversion
msec 13-bit Conversion
msec 12-bit Conversion
msec 11-bit Conversion
msec 10-bit Conversion
msec Width of SCLK
µsec
µsec
nsec
nsec
Unit
DD
Width of SCLK (Negative)
Width of SCLK (Positive)
SCLK Falling Edge to SDAT Valid
SCLK to SDAT Delay
Unit
µ
V
V
V
V
A
©
2002 Microchip Technology Inc.
I
I
OL
SOURCE
Test Conditions
= 1.5mA
Test Conditions
= 400µA (Note 3)
A
= 25°C (Note 1)