ATA2525R140-DDW

更新时间： 2024-02-05 02:28:43

品牌	Logo	应用领域
爱特美尔 - ATMEL		/
页数	文件大小	规格书
12页	181K
描述
IR Receiver ASSP

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ATA2525R140-DDW 数据手册

4. Electrical Characteristics (Continued)

T_amb= –25°C to +85°C, V_S= 4.5V to 5.5V unless otherwise specified.

No. Parameters

Test Conditions

Symbol

Min.

Typ.

Max.

Unit

Type*

Test signal: see

Figure 6-6 on page 7

V_S= 5V,

T_amb= 25°C,

I_{IN_DC}= 1 µA;

square pp,

burst N = 16,

Minimum detection

threshold current;

Figure 6-2 on page 5

3.3

I_Eemin

–600

f = f₀; t_PER= 10 ms,

Figure 6-6 on page 7;

BER = 50⁽¹⁾

Test signal: see

Figure 6-6 on page 7

V_S= 5V,

T_amb= 25°C,

I_{IN_DC}= 1 µA,

square pp,

burst N = 16,

f = f₀; t_PER= 10 ms,

Figure 6-6 on page 7;

BER = 50%⁽¹⁾

Minimum detection

threshold current with

AC current disturbance

IIN_AC100 = 3 µA at

100 Hz

3.4

I_Eemin

–850

Test signal: see

Figure 6-6 on page 7

V_S= 5V, T_amb= 25°C,

I_{IN_DC}= 1 µA;

square pp,

burst N = 16,

Maximum detection

threshold current

3.5

I_Eemax

–400

µA

f = f₀; t_PER= 10 ms,

Figure 6-6 on page 7;

BER = 5%⁽¹⁾

Controlled Amplifier and Filter

Maximum value of

variable gain (CGA)

4.1

V_S= 5V, T_amb= 25°C

G_VARMAX

G_VARMIN

G_MAX

f_{0_FUSE}

f₀

–5

f₀

Minimum value of

variable gain (CGA)

4.2

4.3

4.4

4.5

4.6

V_S= 5V, T_amb= 25°C

Total internal

amplification⁽²⁾

Center frequency fusing

accuracy of bandpass

–3

Overall accuracy center

frequency of bandpass

–6.7

f₀

+4.1

–3 dB; f₀= 38 kHz; see

Figure 6-4 on page 6

BPF bandwidth

3.5

kHz

*) 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

ATA2525

4854E–AUTO–10/06

1 2 345 6 7...12

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