GP521 Datasheet, PDF (2/8 Pages) Gennum Corporation – General Purpose Controller / Memory Chip for Hearing Instruments

ABSOLUTE MAXIMUM RATINGS
PARAMETER
Supply Voltage
Min. voltage any pin
Max. voltage any pin
Operating temperature
CAUTION
CLASS 1 ESD SENSITIVITY
VALUE / UNITS
3 V DC
GND - 200 mV
V_CC + 200 mV
0 to 50 ^oC
1 ^CLOCK
2 DATA
3 _VCC
4 _SWOFF
5 GND ^GP521
6 OS1
7 ^I_O4
8 I_O3
I_R 17
NC 16
I_{O5 15}
NC 14
I_O6 13
I_O7 ¹²
I_O8 11
I_{O1 10}
I_O2 9
Fig. 1 Chip Pad Diagram
ELECTRICAL CHARACTERISTICS
Current into IC considered positive.
Conditions: Temperature = 25^oC, I_R = 4 µA, V_cc = 1.3 V
PARAMETER
SYMBOL
CONDITIONS
MIN. TYP.
Supply Voltage
V_CC
Supply Current:
I_cc
EEPROM read / write cycles
Normal operation mode
Program mode
-
1.3
-
-
-
-
1000
-
Low Input Voltage "low"
V_L
High Input Voltage "high"
V_H
Clock Rate
ƒ_CL
PROGRAMMABLE CURRENT SINKS
-
-
V_CC - 0.2
-
-
6
Reference current
PCS Bias Voltage
Number of Settings
I_R
V_PCS
-
-
400
500
N/A
16
Output Current for set "15"
I_o15
Linearity Error
η
DAC set to 15 V_PCS = 0.5 V (note 2) 6.81
DAC set for 1,2,4,8 (note 1, 2)
N/A
7.5
± 10%
Output Current offset "0"
I_OFFS
DAC set to 0 (note 1, 2)
-
0
Output Leakage Current
I_L
DAC set to 0 V_PCS = 0.5 V (note 1, 2) -
0
Early Voltage =
V_a
1
Channel length modulation
DAC set to 15 (note 1, 2)
Set V_PCS = 0.5V and
V_PCS = 0.7V (S9 = b)
-
37
All switches remain as shown in Test Circuit unless otherwise stated in condition columns.
NOTES:
1. Refer to the definition section
2. Measurements performed for all DAC's separately (SWS 1 to 8 closed sequentially).
MAX UNITS
3
V
25
µA
1
mA
-
cycles
200
mV
-
V
50
kHz
14
-
N/A
8.25
N/A
-
-
µA
mV
µA
-
nA
nA
-
V
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