FM33256B-G Cypress Semiconductor, FM33256B-G Datasheet - Page 12

• Manufacturer Part Number: FM33256B-G
• Description: Real Time Clock 256Kb F-RAM Processor Companion
• Manufacturer: Cypress Semiconductor

Specifications of FM33256B-G

• Rohs: yes
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-14
• Factory Pack Quantity: 56

This product conforms to specifications per the terms of the Ramtron
standard warranty. The product has completed Ramtron’s internal
qualification testing and has reached production status.
Rev. 3.0
Aug. 2012
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
0
1
2
3
4
5
6
7
8
9
512.0000
512.0011
512.0033
512.0056
512.0078
512.0100
512.0122
512.0144
512.0167
512.0189
512.0211
512.0233
512.0256
512.0278
512.0300
512.0322
512.0344
512.0367
512.0389
512.0411
512.0433
512.0456
512.0478
512.0500
512.0522
512.0544
512.0567
512.0589
512.0611
512.0633
512.0656
512.0678
Measured Frequency Range
Min
Negative Calibration for fast clocks: Calibration will achieve ± 2.17 PPM after calibration
512.0011
512.0033
512.0056
512.0078
512.0100
512.0122
512.0144
512.0167
512.0189
512.0211
512.0233
512.0256
512.0278
512.0300
512.0322
512.0344
512.0367
512.0389
512.0411
512.0433
512.0456
512.0478
512.0500
512.0522
512.0544
512.0567
512.0589
512.0611
512.0633
512.0656
512.0678
512.0700
Max
102.00
106.34
110.68
115.02
119.36
123.70
128.04
132.38
10.86
15.20
19.54
23.88
28.22
32.56
36.90
41.24
45.58
49.92
54.26
58.60
62.94
67.28
71.62
75.96
80.30
84.64
88.98
93.32
97.66
2.18
6.52
Error Range (PPM)
Min
0
101.99
106.33
110.67
115.01
119.35
123.69
128.03
132.37
136.71
10.85
15.19
19.53
23.87
28.21
32.55
36.89
41.23
45.57
49.91
54.25
58.59
62.93
67.27
71.61
75.95
80.29
84.63
88.97
93.31
97.65
Max
2.17
6.51
1850 Ramtron Drive, Colorado Springs, CO 80921
FM33256B SPI Companion w/ FRAM
Program Calibration Register to:
Ramtron International Corporation
000000
000001
000010
000011
000100
000101
000110
000111
001000
001001
001010
001011
001100
001101
001110
001111
010000
010001
010010
010011
010100
010101
010110
010111
011000
011001
011010
011011
011100
011101
011110
011111
(800) 545-FRAM, [phone]
www.ramtron.com
Page 12 of 28