4

4854E–AUTO–10/06

ATA2525

3.3

Minimum detection

threshold current;

Figure 6-2 on page 5

Test signal: see

Figure 6-6 on page 7

V

I

square pp,

burst N = 16,

f = f

Figure 6-6 on page 7;

–600

pA

B

3.4

Minimum detection

threshold current with

AC current disturbance

IIN_AC100 = 3 µA at

100 Hz

Test signal: see

Figure 6-6 on page 7

V

I

square pp,

burst N = 16,

f = f

Figure 6-6 on page 7;

3

–850

pA

C

3.5

Maximum detection

threshold current

Test signal: see

Figure 6-6 on page 7

V

square pp,

burst N = 16,

Figure 6-6 on page 7;

3I

Eemax

–400

µA

D

4

Controlled Amplifier and Filter

4.1

Maximum value of

variable gain (CGA)

V

G

VARMAX

51

dB

D

4.2

Minimum value of

variable gain (CGA)

–5

dB

D

4.3

Total internal

71

dB

D

4.4

Center frequency fusing

accuracy of bandpass

V

f

0_FUSE

–3

f

0

+3

%

A

4.5

Overall accuracy center

frequency of bandpass

–6.7

+4.1

%

C

4.6

BPF bandwidth

–3 dB; f

Figure 6-4 on page 6

B3.5

kHz

B

4.

Electrical Characteristics (Continued)

No.

Parameters

Test Conditions

Pin

Symbol

Min.

Typ.

Max.

Unit

Type*

*) Type means: A =100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter

Notes:

1. BER = Bit Error Rate; e.g., BER = 5% means that with P = 20 at the input pin 19...21 pulses can appear at the pin OUT

2. After transformation of input current into voltage